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Park
Blue Ridge Parkway
16
Clemson University Libraries
29
Everglades National Park
2
Great Smoky Mountains National Park
3768
Kings Mountain National Military Park
79
Mammoth Cave National Park
18
National Park Service
46
National Park Service Water Resources Division
9
North Carolina State Parks
3
South Carolina Department of Parks, Recreation and Tourism
239
USGS Patuxent Wildlife Research Center
1
University of Georgia Libraries
4
Vicksburg National Military Park
6
Winthrop University
6
Yellowstone National Park
2357
Collection
Black and white negatives of South Carolina State Parks, 1934-1967
15
Blue Ridge Parkway Engineering Plans
16
Civilian Conservation Corps in Mammoth Cave National Park
18
Color Slides of Everglades National Park
1
Color slides of South Carolina State Parks
224
Jim Shelton's Glass Plate Negatives
7
Kings Mountain Nitrate Negatives
8
Negatives of Great Smoky Mountains National Park
3673
Panoramas from Lester Moe's Fire Lookout Station Survey, 1935-1936
63
Photo Album of Vicksburg Grounds
6
Photographs of Everglades NP
1
Reports and Research Literature
77
Survey of Fauna
7
Survey of Flora
11
Survey of National Parks
53
Yellowstone Photo Albums
2357
Creator
Alberts, E.
1
Alberts, Edwin
1
Alston, William F. (Ranger Naturalist)
34
Baldwin, S. G.
9
Baron, J.
1
Beeson, D.
1
Bender, V. R.
24
Berry, Walter
1
Boaze, Pam
4
Boucher, Jack (NPS)
37
Bragg, R. L.
1
Bratton, Susan
1
Bredow, Tom
3
Broome, Harvey B.
3
Bryant, Larry
1
Burkett, Claire P.
109
Burns, Dick
7
Burns, R. C.
8
CML
2
Cain, Stanley
1
Camp, W.H.
1
Campbell, Carlos C.
10
Canter, Stanley
73
Cardwell, R. Glenn
7
Carter, C.
3
Carter, Carmen
1
Choberka, Erica
1
Clabough, James C.
16
Cline, W. M.
16
Cooper, D.
1
Cornelius, Ron
3
Cox, Elbert 1906-1993
8
Crawford, Barron
1
DMG
3
Davis, Carl
9
Del Condon, David
67
Dunn, Commodore (Cliff) Clifton
3
EODC
89
Earnst, John
41
Edwards, Harold O.
7
Edwards, R.
1
Ela, Tom F.
21
Essary, S. H. Prof.
2
Evans, Gregory
1
Exline, Edouard Evartt
153
Fay, Frederick A.
9
Field, Richard
1
Fitzpatrick, Larry J.
44
Foster
1
G. M. L.
1
G., E. L.
2
Gibert, Stephanie
9
Gilbert, V.C., Jr.
15
Ginsberg, Howard
1
Glenn Hatcher
1
Grant, George A.
16
Green, Lucien C.
1
Grossman, Charles S.
137
H. R.
1
Hall, Warner
1
Hammitt, William
1
Harned, W. Douglas
1
Harper, Norman Mr. and Mrs.
4
Henry, W. C.
7
Herzog, D.
1
Hoffman, Harold
1
Holland, Robert P.
8
Horne, John H.
17
Huber, R.
3
Hunt, Charles
1
Huskey, Jim
8
Hutchison, Pat
1
Jaquish, R. E.
1
Jennison, Harry Milliken
201
Kimpel, Ray
5
King, Willis
71
King, Willis, 1908-
99
Langdon, K.
1
Larry Fitzpatrick
5
Larson, Gary
3
Light, J. B.
18
Lix, Henry W.
91
Loftis, W. M. Jr.
12
MacKenzie, George C.
1
Mackenzie, George
1
Mathews, Jr., Raymond
1
McDowell, W.E.
1
McKinney, Norbert
1
McMurry, Richard M.
1
Menning, Ed P.
5
Miller, B. J.
30
Miller, Pat
1
Miller, Roger R.
80
Moe, Lester Maynard, 1910-1990
63
Montony, R. H.
1
Morrell, John O.
1
Motts, Paul
1
National Park Service
17
Needham, John T.
11
Newcomb
1
Nichols, E. A.
7
Nixon, Merily
1
Norman Roy
3
O'Halloran, Terrance
4
O'Neil, W. E.
1
Ownby, T. Lee
1
Pease, T. K.
5
Peine, John
1
Phillips, W. C.
1
Plastas, Harold
1
Pledger
27
Pozel, R. D.
28
Pyle, Charlotte
1
Rabinowitz, Alan
2
Rametta, Francis
5
Ransome, F.L.
1
Rinehart
4
Robinette, T. L.
1
Roth, A. G.
1
Rowe, Abbie
1
Ryan, Jim
3
Schiele, R. M.
7
Schultz, D. Glenn
1
Scott, Ted R.
17
Senne
8
Shafer, C. H.
1
Shafer, Jr., C.H.
1
Sharp, Aaron J. (Aaron John), 1904-
55
Shelton, James B.
14
Shelton, Jim
7
Shields, Randolph A.
3
Shultz, Glenn D
2
Silsbee, David
1
Silsbee, David: Larson, Gary
1
Smith, Joe
1
Sneddon, G. Lee
5
Sommer, Sebastion (NC Department of Conservation)
2
South Carolina Department of Parks, Recreation and Tourism
224
South Carolina. State Commission of Forestry
15
Spaulding SA
1
Stites, James A.
357
Stupka, Arthur
278
Sullivan, Maurice
2
Swope
8
Tate, Jane
1
Taylor
1
Teaster, Von
3
Trentham, Orlie
2
Turner, M. Randall
1
Vincent, Susan Hart
1
Watson, Craig
1
Wentworth, Paul M.
1
White, P.S.
4
White, Peter
1
White, R. G.
8
White, R. P.
149
White, R.P.
12
Whittaker, Paul
2
Wiggins, Jim
1
Wightman, Robert
17
Wilburn, Hiram Coleman, 1880-1967
32
Wilhelm, R. A.
123
Wolfe, Harry
1
Zani, Dick
5
Zynjuk, L.D.
1
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May
June
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October
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December
1
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31
topic
Abies lasiocarpa
3
Absaroka Range (Mont. and Wyo.)
18
Absaroka-Beartooth Wilderness (Mont. and Wyo.)
1
Acid deposition
1
Acid rain--Environmental aspects
1
Acting
1
Administration
2
Aerial photographs
1
Aerial views
29
Aerial views (Maps)
1
Aesculus
2
Agreement
3
Agricultural machinery
13
Agriculture
12
Airdrop
1
Airplanes
3
Albright, Horace M. (Horace Marden), 1890-1987
39
Alder
2
Alfalfa
3
Algae
2
All terrain vehicle trails
13
Aluminum cans
4
Amelanchier
7
American Legion
3
American beaver
1
American bison
120
American ginseng
1
American holly
1
Ammunition
2
Amphitheaters
34
Andropogon
5
Angiosperms
1
Animal cages
7
Animal carcasses
61
Animal defenses
2
Animal droppings
1
Animal ecology
2
Animal feeding
85
Animal marking
11
Animal migration
13
Animal populations
1
Animal remains (Archaeology)
1
Animal tracks
9
Animal traps
50
Animals
8
Animals--Counting
4
Animals--Food
58
Animals--Habitations
5
Animals--Transportation
1
Anniversaries
47
Antelopes
8
Antennas (Electronics)
3
Antennas, Reflector
1
Antique and classic cars
21
Antiquities
5
Antlers
23
Apartment houses
13
Aphids
10
Apiaries
1
Appalachian Mountains
1258
Appalachian Trail
13
Appalachians (People)
12
Apples--Storage
1
Aquatic plants
1
Aquifoliaceae
2
Arboretums
1
Arches
21
Architects
2
Architectural photography
3
Architecture
8
Archivists
1
Area
3
Aristolochia
1
Aristolochiaceae
1
Arrest
1
Artillery, Field and mountain
6
Artists
1
Ash (Plants)
1
Aspen
34
Asphalt
4
Asphalt pavers
10
Asphalt rock
2
Asters
6
Atlanta Campaign, 1864
2
Audiences
1
Automobile graveyards
1
Automobile mechanics
1
Automobiles
316
Automobiles--Maintenance and repair
1
Automobiles--Skidding
1
Automobiles--Snow protection and removal
1
Autumn
2
Avalanches
2
Avalanches--Control
1
Award presentations
16
Awards
83
Axes
11
Azaleas
7
Back
3
Bakeries
1
Bald eagle
1
Balsam fir
1
Balsams
2
Baptist church buildings
1
Baptist churches
2
Baptists
2
Barbecues (Fireplaces)
7
Barbers
3
Bark
4
Bark beetles--Biological control
4
Bark--Diseases and pests
1
Barns
74
Barracks
6
Barracks and quarters
1
Barrow's goldeneye
1
Basalt
14
Basalt outcrops
4
Baseball
4
Baseball fields
1
Basements
1
Basins (Geology)
5
Baskets
2
Bathhouses
2
Bats
2
Battlefields
2
Bauer, Clyde Max, 1886-
4
Bays
6
Beans
1
Bear cubs
5
Bear hunting
6
Beards
1
Bears
19
Beartooth Highway (Mont. and Wyo.)
1
Beartooth Mountains (Mont. and Wyo.)
5
Beavers
7
Beavers--Behavior
6
Bechler River Ranger Station (Wyo.)
3
Beech
2
Beef
1
Bees
1
Beetles
1
Benches
19
Benches (Geomorphology)--Wyoming
1
Big Hole National Battlefield (Mont.)
1
Big game hunting
1
Bighorn Mountains (Wyo. and Mont.)
2
Bighorn lambs
1
Bighorn sheep
22
Binoculars
1
Bins
3
Biologists
6
Birch
7
Bird banding
1
Birds
32
Birds--Eggs
6
Birds--Infancy
1
Birds--Nests
16
Birth announcements
1
Biscuit Basin (Wyo.)
15
Bishops
1
Bison
9
Bitumen
1
Black Canyon of the Gunnison National Park (Colo.)
1
Black Sand Geyser Basin (Wyo.)
4
Black bear
4
Blacksmiths
2
Blasting
14
Blind
4
Blue Mountains (Or. and Wash.)
1
Blue Ridge Parkway (N.C. and Va.)
19
Blue grouse
1
Bluegrasses
1
Boardwalks
1
Boars
16
Boat ramps
1
Boat trailers
3
Boathouses
4
Boats
5
Boats and boating
30
Boats and boating--Inspection
1
Boats and boating--Maintenance and repair
1
Boats and boating--Painting
1
Bobcat
3
Bodies of water
6
Bones
3
Books
1
Botanical specimens
1
Botanists
2
Botrychium
1
Boucher, Jack
8
Boulders
20
Boundaries, State
1
Boundary stones
1
Bowling alleys
1
Boy Scouts
6
Boys
3
Breakfasts
2
Breccia
6
Bricks
1
Bridge approaches
11
Bridge construction
12
Bridges
166
Bridges--Abutments
7
Bridges--Design and construction
55
Bridges--Foundations and piers
3
Bridges--Maintenance and repair
13
Bridges--Snow and ice control
1
Brook trout
5
Brook trout fishing
1
Brown trout
1
Brush
6
Bryant, H. C. (Harold Child), 1886-1968
1
Budget analysts
1
Buffalo Bill Dam (Wyo.)
1
Buffalo meat
4
Building
58
Building construction
23
Building materials
10
Building sites
11
Building, Stone
3
Building, Wooden
5
Buildings
120
Buildings, structures, etc
1
Buildings--Repair and reconstruction
3
Bulldozers
16
Bulletin boards
7
Bullets
2
Bumpus, Hermon C. (Hermon Carey), 1862-1943
1
Burl
1
Burley tobacco
1
Burning of Land
5
Burning of land
2
Bus terminals
3
Buses
24
Butchers
2
Buttercups
1
Butterflies
1
Cabinet officers
6
Cabinet officers' spouses
2
Cabinet officers--United States
2
Cables
7
Cache La Poudre River National Water Heritage Area (Colo.)
1
Cades Cove (Tenn.)
46
Cafeterias
2
Cake
6
Calamagrostis
1
Calcite
4
California gull
1
Cameras
2
Camp sites, facilities, etc
147
Camp sites, facilities, etc.--Public use
3
Campers (Persons)
1
Campfires
2
Camping
28
Camping trailers
1
Camps
11
Canada goose
4
Canals
1
Canoes and canoeing
1
Cans
1
Canyons
154
Car washes
1
Caravans
1
Carnivora
1
Carolina hemlock
1
Carr, Jim
1
Carriages and carts
5
Cartography
3
Cascade Creek (Park County, Wyo.)
3
Cascade Lake (Park County, Wyo.)
2
Cash management
1
Castanea
1
Castle Geyser (Wyo.)
10
Caterpillar tractors
5
Catoctin Mountain Park (Md.)
8
Cattle
4
Cattle herding
2
Caves
30
Caves--Oregon
1
Cedar
3
Cemeteries
4
Chairs
5
Chapels
5
Chestnut
7
Chickens--Housing
1
Children
55
Chimneys
13
Christmas
25
Christmas tree ornaments
1
Christmas trees
1
Chrysothamnus
2
Church
7
Church buildings
3
Churches
2
Cider
1
Cigarettes
1
Cities and towns
46
Civilian Conservation Corps (U.S.)
23
Clark's nutcracker
2
Claytonia
2
Clearing of land
10
Clerks
5
Cletrac tractors
2
Cliffs
91
Climbing knots
1
Clingmans Dome (N.C. and Tenn.)
58
Clog dance music
1
Clog dancing
1
Clouds
5
Coal mine waste
1
Coal mines and mining
1
Coarse woody debris
10
Coffee
8
Coffee shops
1
Cold storage
2
Committees
1
Common snipe
1
Communication
2
Compass
1
Compositae
2
Concrete
1
Concrete bridges
1
Concrete construction
5
Concrete mixers
4
Concrete walls--Design and construction
1
Concrete--Cracking
1
Concrete--Mixing
1
Concretions
1
Cones (Botany)
2
Conference rooms
1
Conglomerate
3
Congresses and conventions
10
Conifers
6
Conservation
1
Conservation and restoration
19
Conservationists
4
Construction
60
Construction and demolition debris
2
Construction equipment
21
Construction projects
70
Construction workers
2
Control
2
Control boards (Electrical engineering)
1
Conversation
1
Conveying machinery
5
Cooks
1
Coolidge, Calvin, 1872-1933
1
Coolidge, Grace Goodhue, 1879-1957
1
Copper
3
Copying
1
Cormorants
3
Corn
7
Corncribs
4
Cornices
1
Corrals
139
Costume
1
Cottages
6
Cottonseed cake
1
Cottonseed cake as feed
3
Cottonwood
2
Country life
1
Coves (Valleys)
2
Cowboys
1
Cows
3
Coyote
8
Cracking
7
Cranes, derricks, etc
1
Craters of the Moon National Monument (Idaho)
6
Crates
6
Crawler tractors
1
Crested wheatgrass
7
Cribwork
3
Cross-country ski trails
1
Crow Indian Reservation (Mont.)
1
Crow Indians
1
Crowders Mountain State Park (N.C.)
2
Crowds
1
Crows
1
Cruciferae
1
Crushing machinery
13
Cultural landscapes
1
Culverts
13
Curbs
2
Cutting
1
Cyperaceae
1
Daisies
2
Damages
9
Dams
49
Dams--Design and construction
2
Dance
1
Dead trees
4
Death
1
Debris
1
Decking materials
3
Dedications
2
Deer
45
Dehorning
5
Del Condon, David
8
Dermacentor
1
Designs and plans
1
Desks
1
Diapensiaceae
5
Dikes (Geology)
1
Dining rooms
1
Dinner parties
10
Dinners and dining
4
Diorite
1
Dirt roads
148
Ditches
16
Division
3
Docks
13
Dogs
6
Dogsledding
1
Domestication
2
Door fittings
1
Doors
3
Dormitories
1
Douglas fir
15
Drainage
4
Drawing
2
Drift
2
Drift fences
2
Drilling platforms
1
Drinking fountains
2
Drinking vessels
1
Driveways
1
Dry stone walls
1
Ducks
2
Dude ranches
5
Dump trucks
3
Dust
3
Dwarf irises
1
Dwellings
61
Dwellings--Flood damage
1
Dwellings--Foundations
1
Dynamite
2
Eagle Scouts
4
Earlham College
2
Early yellowrocket
1
Earthmoving machinery
6
Earthquake damage
28
Easels
1
Eastern hemlock
3
Ecology
1
Ecology--Research
2
Editors
1
Education
2
Educational exhibits, Traveling
16
Effect of water quality on
1
Elders (Plants)
1
Electric fishing
2
Electric generators
4
Electric lines
2
Electric lines--Poles and towers
1
Electric machinery
1
Electric power production
3
Electric power-plants
4
Electric switchgear
1
Electric transformers
1
Electricians
1
Elk
212
Elkmont (Tenn.)
7
Embroidery
1
Embryos
1
Emergency management
2
Emergency medical services
2
Emergency vehicles
2
Employees
2
Employees' buildings and facilities
28
Engineered wood construction
5
Engineering & construction
17
Engineering and construction
46
Engineering drawings
12
Engines
2
Environmental education
9
Environmental law--California
2
Environmental sampling--Equipment and supplies
1
Environmentalists
2
Equipment
1
Equipment and supplies
1
Equus
1
Ericaceae
27
Erosion
23
Erythronium
2
Essays
10
Eucalyptus regnans
1
Eupatorium
2
Eupatorium urticaefolium
2
European elder
3
Evergreens
2
Everts, Mount (Wyo.)
43
Ewes
2
Excavating machinery
2
Excavation
19
Excelsior Geyser (Wyo.)
2
Exhibitions
6
Experiments
1
Explosives
11
Explosives--Transportation
1
Extinct plants
1
Fagaceae
6
Fall, Albert B. (Albert Bacon), 1861-1944
3
Families
3
Family
2
Family recreation
1
Farm buildings
2
Farm equipment
1
Farmhouses
42
Farms
13
Father and child
1
Faults (Geology)
3
Fawns
16
Federal Hall National Memorial (New York, N.Y.)
1
Feeds
1
Felidae
3
Fences
32
Fences--Design and construction
4
Feral swine
1
Ferns
3
Field experiments
50
Fieldwork
3
Fills (Earthwork)
9
Filmstrips
1
Fir
22
Fire
7
Fire departments--Equipment and supplies
5
Fire drills
1
Fire engines
10
Fire extinction
9
Fire extinction--Water-supply
1
Fire extinguishers
3
Fire fighters
3
Fire hose
2
Fire lookout stations
86
Fire lookouts
5
Fire pumps
3
Fire stations
1
Firearms
1
Firehole River (Wyo.)
35
Firemen
2
Fireplaces
22
Fires
3
First ladies
3
Fish communities
2
Fish culture
4
Fish hatcheries
9
Fish ponds
1
Fish populations
1
Fish stocking
2
Fish traps
1
Fisheries
3
Fishers
7
Fishery law and legislation
1
Fishes
10
Fishes--Eggs
1
Fishes--Study and teaching
1
Fishing
17
Fishing Bridge (Wyo.)
16
Fishing boats
3
Fishing rods
1
Flagpoles
2
Flags
16
Flags--United States
2
Flax
2
Flood damage
37
Floodlighting
1
Floodplains
1
Floods
21
Flooring, Concrete
1
Flooring, Tile
1
Flowering
1
Flowering dogwood
1
Flowers
4
Flumes
28
Fluorescent lighting
1
Fog
2
Fontana Lake (N.C.)
2
Fontinalis
1
Food
1
Food industry and trade
12
Food--Preservation
2
Footbridges
39
Footprints
1
Forage plants
2
Fords (Stream crossings)
1
Forest fire fighters
17
Forest fire fighters--Training of
13
Forest fires
36
Forest fires--Prevention and control
12
Forest fires--United States--Prevention and control
1
Forest guides (Persons)
1
Forest insects--Control
9
Forest management
7
Forest plants
2
Forest products industry
6
Forest rangers
9
Forest reserves
40
Forests and forestry
362
Formations (Geology)
24
Fossils--Collection and preservation
3
Foundations
7
Fountain Paint Pot (Wyo.)
9
Fountains
2
Fourth of July
1
Foxes
3
Framing (Building)
1
Fraser Experimental Forest (Colo.)
1
Freemasonry
2
Freshwater biologists
1
Frogs
1
Frost
5
Fuelwood
2
Fungi
7
Galax
6
Gallatin National Forest (Mont.)
1
Gallatin Range (Mont.)
14
Gallatin River (Wyo. and Mont.)
3
Game farms
1
Game protection
49
Game reserves
2
Game wardens
4
Garage doors
1
Garages
12
Gardner River (Wyo. and Mont.)
34
Garrison, Lemuel A., 1903-1984
2
Gatehouses
14
Gates
11
Gateways
2
Geese
6
General stores
8
Geodes
1
Geological Survey (U.S.). Rocky Mountain Region
1
Geology
2
Geothermal resources
1
Geysers
171
Giant Geyser (Wyo.)
9
Gibbon Falls (Wyo.)
3
Gibbon River (Wyo.)
13
Gifts
5
Glacial lakes
1
Glacier National Park (Mont.)
7
Glaciers
10
Golden Gate (Wyo.)
56
Golden eagle
1
Goldenrods
1
Gorges
1
Government employees
6
Government vehicles
18
Governors
1
Governors--United States
1
Graders (Earthmoving machinery)
14
Grading (Earthwork)
10
Graffiti
28
Granaries
3
Grand Canyon of the Yellowstone (Wyo.)
23
Grand Geyser (Wyo.)
6
Grand Teton (Wyo.)
9
Grand Teton National Park (Wyo.)
30
Granite
6
Granite outcrops
1
Grapes
1
Grasses
68
Grasslands
14
Gravel
12
Gravel roads
1
Gray jay
3
Grayling
1
Grazing
11
Great Smoky Mountains (N.C. and Tenn.)
9
Great Smoky Mountains National Park (N.C. and Tenn.)
686
Great Smoky Mountains National Park Biosphere Reserve (N.C. and Tenn.)
1250
Greek letter societies
24
Grizzly bear
3
Grotto Geyser (Wyo.)
3
Grouse
2
Guesthouses
1
Gulls
16
Habenaria
1
Habitat conservation
1
Habitat surveys
1
Handbooks, manuals, etc.
2
Harding, Florence Kling, 1860-1924
2
Harding, Warren G. (Warren Gamaliel), 1865-1923
3
Hartzog, George B., Jr., 1920-2008
14
Hats
71
Hay
30
Hay as feed
1
Hay--Harvesting
5
Haying equipment
1
Haynes, Jack Ellis, 1884-1962
1
Hazard signs
7
Heart Lake Geyser Basin (Wyo.)
3
Heather
1
Hebgen Lake (Mont.)
3
Helicopters
16
Heller, Edmund, 1875-1939
1
Herders
1
Herding
1
Heritage tourism
13
Hickories
1
Hides and skins
8
Hikers
25
Hiking
5
Hills
4
Historians
1
Historic building conservation
43
Historic buildings
13
Historic buildings--Conservation and restoration
4
Historic preservation
12
Historical markers
3
History, Military
1
Hoisting machinery
2
Holes
1
Hollies
2
Honey
2
Honey locust
1
Honeydew
2
Hoodoos (Geomorphology)
21
Hornaday, William T. (William Temple), 1854-1937
1
Horns
4
Horse boarding facilities
1
Horse troughs
1
Horse-drawn vehicles
42
Horsemanship
2
Horses
205
Horses--Transportation
1
Horseshoes
1
Horticulture
2
Hospital buildings
3
Hospitals
2
Hot springs
52
Hotbeds
3
Hotel cleaning personnel
1
Hotel parking facilities
1
Hotelkeepers
1
Hotels
37
House construction
5
House painting
1
Housekeeping
1
Houses
2
Housing
10
Houstonia
3
Hunters
10
Hunting guns
5
Hunting rifles
1
Hydraulic gates
1
Hydrological stations
2
Hydrology
1
Hydrophyllaceae
10
Hydrothermal vents
2
Ice
13
Ice caves
1
Ice crystals
4
Ice fog
1
Ice on rivers, lakes, etc
8
Ice skating
1
Icehouses
4
Illustrations
1
Incentive awards
9
Incinerators
2
Inclusions
1
Indian pipe (Plant)
1
Indians of North America
6
Indians--Kings and rulers
1
Industrial housing
3
Information services
8
Insect pests
7
Insect pests--Control
2
Insect traps
3
Insecticides
1
Installation
5
Installation of equipment
1
Instructional films
2
Insulation (Heat)
1
Iridaceae
1
Irises (Plants)
1
Iron and steel bridges
3
Irrigation
6
Irrigation canals & flumes
1
Irrigation canals and flumes
1
Irrigation water
2
Islands
25
Isle Royale National Park (Mich.)
1
Jackhammers
1
Jackrabbits
2
Jackson Hole (Wyo.)
4
Jackson Lake (Teton County, Wyo.)
19
Japanese
1
Jays
1
Jenny Lake (Wyo.)
2
Job shops
1
Journalists
6
Juglandaceae
1
Junipers
3
Junk
12
Jupiter Terrace (Wyo.)
21
Kalmia
1
Kennesaw Mountain National Battlefield Park (Ga.)
2
Killdeer
1
King's Mountain, Battle of, S.C., 1780
2
Kings Mountain National Military Park (S.C.)
3
Kitchens
1
Klamath Mountains (Calif. and Or.)
1
Knitting
1
Koeleria
1
Krascheninnikovia lanata
1
Ladders
2
Lagoons
2
Lakes
273
Lambs
8
Lamiaceae
1
Lampposts
2
Landforms
2
Landscape architects
4
Landscape architecture
2
Landscape gardening
2
Landscape photography
86
Landscapes
33
Landslides
224
Laundries
2
Laurel
1
Lava
3
Law enforcement
1
Lawns
3
LeConte, Mount (Tenn.)
41
Leather
1
Leaves
4
Legislators--United States
13
Legumes
1
Leigh, Richard, -1899
1
Leiophyllum
16
Leisure
3
Lepidoptera
1
Leucanthemum vulgare
1
Levees
1
Liberty Cap (Wyo.)
4
Librarians
2
Library materials
2
Lichens
1
Lightning-arresters
2
Liliaceae
1
Limber pine
5
Limestone
1
Lincoln automobile
1
Lindens
2
Liquor bottles
1
Liquor laws
1
Liriodendron tulipifera
10
Litter (Trash)
7
Litters
9
Little Bighorn Battlefield (Mont.)
2
Little Bighorn Battlefield National Monument (Mont.)
3
Liverworts
1
Livestock
2
Livestock--Equipment and supplies
1
Loaders (Machines)
2
Lobbies (Rooms)
1
Loch Vale Watershed (Colo.)
1
Locomotives
2
Lodgepole pine
14
Lodges
2
Lodging-houses
3
Log buildings
69
Log cabins
84
Logging
3
Logging railroads
2
Logs
2
Lone Star Geyser (Wyo.)
3
Lower Falls of the Yellowstone River (Wyo.)
9
Lower Geyser Basin (Wyo.)
13
Lumber sheds
1
Lumbering
4
Lyme disease
1
Machine design--Handbooks, manuals, etc
1
Machine parts
4
Machinery
5
Mack trucks
1
Madison Range (Mont.)
2
Madison River (Wyo. and Mont.)
6
Maintenance
6
Maintenance and repair
26
Mammals
5
Mammoth Hot Springs (Wyo.)
96
Manholes
4
Manure
1
Maple
1
Maps
9
Marchantia
4
Marchantiaceae
2
Marshes
1
Mass-wasting
1
Mather, Stephen Tyng, 1867-1930
10
Meadows
248
Meal
1
Measuring instruments
2
Meat
1
Medals
2
Meldrum, John W., 1843-1936
2
Memorialization
2
Memorials
3
Men
24
Men--Services for
1
Metals
1
Meteorological services
4
Meteorological stations
4
Microscopes
2
Migration
1
Miles, A. W. (Arthur Wellington), 1859-1933
1
Milestones
2
Military parks
2
Millers
4
Mills and mill-work
43
Mimosa
2
Mints (Plants)
1
Mixing machinery
1
Mobile homes
1
Models
1
Molly Islands (Wyo.)
14
Molting
1
Monologue
1
Monotropa
1
Monuments
2
Moonlight
2
Moose
20
Moose calves
8
Morchellaceae
1
Morels
1
Mosses
1
Motion picture devices
2
Motion picture locations
1
Motion picture projectors
3
Motion pictures--Production and direction
6
Motorboats
5
Motorcycles
7
Mountain Bridge Wilderness (S.C.)
224
Mountain Passes
11
Mountain chickadee
2
Mountain fog
18
Mountain goat
3
Mountain hemlock
1
Mountain laurel
46
Mountain meadows
1
Mountain passes
184
Mountain passes--Wyoming
1
Mountain people
101
Mountain people--Southern States
4
Mountain pine beetle
4
Mountain plants
1
Mountain resorts
24
Mountain roads
116
Mountain sheep
35
Mountain shelters
7
Mountain whitefish
1
Mountaineering
17
Mountaineering guides (Persons)
4
Mountains
3273
Moving of buildings, bridges, etc
8
Mowing machines
3
Mud
9
Mudslides
4
Mulching
2
Mule deer
20
Mules
2
Museum buildings
1
Museum exhibits
1
Museum storage facilities
1
Museums
19
Mushrooms
1
Music
2
Muskrat
2
National Park Service popular study series. History
2
National cemeteries
2
National park concessions
2
National parks & reserves
4
National parks and reserves
45
National parks and reserves--Management
2
National parks and reserves--Planning
1
National parks and reserves--Public use
5
National parks and reserves--Transportation
1
Natural bridges
4
Natural history
2
Natural history handbook series
2
Natural resources
1
Natural resources--Management
3
Naturalists
27
Nature observation
4
Nature photography
1
Nature trails
51
Navajo Sandstone
1
Nests
1
Newsletters
2
Newspaper employees
1
Newspapers
1
Nez Perce Indians
1
Noatak National Preserve (Alaska)
1
Norris Geyser Basin (Wyo.)
50
Norway spruce
2
Nurseries (Horticulture)
24
Nurseries--Equipment and supplies
5
Nurses
1
Nye, Gerald P. (Gerald Prentice), 1892-1971
2
Nyssaceae
2
Oak
8
Obsidian
3
Obsidian Cliff (Wyo.)
7
Oconaluftee Indian Village (Cherokee, N.C.)
1
Off-road vehicle trails
1
Off-road vehicles
3
Office buildings
9
Office parties
30
Officers
3
Offices
4
Oil storage tanks
2
Oiled roads
49
Old Faithful Geyser (Wyo.)
56
Older men
10
Older people
1
Older women
8
Olympic National Park (Wash.)
1
Orchards
3
Orchestra
3
Orchids
1
Ore deposits
1
Oregon Caves National Monument (Or.)
1
Oregon National Historic Trail
1
Ores
1
Organic wastes
1
Orientation
1
Osmundaceae
2
Osprey
2
Otters
2
Outbuildings
12
Outcrops (Geology)
2
Outhouses
1
Overhead electric lines
2
Owls
1
Oxalis
1
Oxen
1
Packhorse camping
2
Paint
1
Painted signs and signboards
1
Painters
1
Painting
1
Pamphlets
1
Paneling
2
Panoramas
14
Parachutes
1
Parapets
10
Park buildings
198
Park facilities
1
Park naturalists
34
Park rangers
397
Park rangers' spouses
1
Parking
2
Parking lots
25
Parks
1
Parks--Barrier-free design--Rocky Mountains Region
1
Parks--California
2
Parks--Employees
191
Parks--Management
9
Parks--Public use
2
Parks--South Carolina
239
Parks--Vandalism
1
Parkways
52
Parkways--North Carolina
3
Parties
40
Passenger trains
1
Pastures
32
Pavements
5
Pavements--Cracking
7
Peat mosses
1
Pedestrian bridges
10
Pelicans
12
Perch
1
Performance awards
4
Person
24
Persons
13
Petrified forests
17
Petroleum
1
Pets
3
Phacelia
14
Phlox
2
Photograph collections
1
Photographers
4
Photographs
3
Photography
5
Photography of mountains
17
Photography of women
2
Photography of young men
1
Photography, Close-up
1
Photography, Panoramic
5
Photojournalists
1
Physical geology
1
Physicians
2
Phytoplankton
1
Pickup trucks
6
Picnic grounds
31
Picnic grounds--Public use
1
Picnics
9
Pictures in interior decoration
1
Piers
4
Pigs
1
Pile drivers
1
Pilot Mountain State Park (N.C.)
1
Pinaceae
15
Pine
11
Pine Forest Range (Nev.)
1
Pine cones
1
Pipe
2
Pipelines
9
Pistols
1
Pitch pine
4
Plant cuttings
6
Plant ecology
1
Plantaginaceae
5
Planting (Plant culture)
22
Plants
33
Plants, Protection of
4
Plants--Effect of freezes on
2
Plants--Nomenclature
3
Plaques, plaquettes
5
Plateaus
5
Playgrounds
1
Pleistocene-Holocene boundary
1
Plowing
2
Plows
1
Plumbing
1
Poaching
1
Police chiefs
2
Police stations
1
Poliomyelitis
1
Pollution
2
Polytrichum
1
Ponds
18
Populus tremuloides
2
Porches
24
Portable radios
2
Portraits
5
Portraits, Group
18
Post office buildings
6
Potholes
1
Power shovels
6
Predatory animals--Control
1
Presidents--United States
4
Press agents
1
Princes
14
Princesses
2
Prohibition--United States
1
Projectors
6
Promenades (Pedestrian areas)
1
Proposal writing in community development
1
Prunus
1
Public buildings
11
Public buildings--Design and construction
5
Public buildings--Restrooms
6
Public comfort stations
24
Public laundries
1
Public officers
2
Public shelters
13
Public toilets
57
Public utilities
8
Puffballs
1
Pumping machinery
1
Pumping stations
11
Pumpkin
1
Pyrolaceae
1
Quarries and quarrying
5
Quercus prinus
1
Quercus velutina
1
Quilting
1
Raccoon
1
Radio
3
Radio and television towers
2
Radiocarbon dating
1
Railroad bridges
1
Railroad motorcars
1
Railroad rails
1
Railroad stations
6
Railroad tracks
3
Railroad trains
5
Railroads
7
Rain gauges
1
Rainbow trout
1
Rainstorms
1
Rakes
1
Ramps (Walkways)
1
Ranch roping
7
Ranchers
10
Ranches
219
Range management
59
Range plants--Control
50
Rangelands
50
Ranger stations
135
Rangers
12
Ranunculaceae
3
Ranunculus
1
Rapids
11
Rappelling
4
Rare plants
1
Raspberries
1
Ravines
13
Reading
1
Real property--Boundaries
3
Recreation
2
Recreation area parking facilities
84
Recreation areas
224
Red fox
3
Red maple
1
Red spruce
6
Red wolf
1
Red-cockaded woodpecker
1
Reflections
1
Reforestation
1
Rehabilitation
10
Reinforced concrete construction
1
Relief models
1
Religious gatherings
2
Relocation
1
Relocation (Housing)
1
Remote sensing
2
Repairing
3
Repellents
1
Reptiles
1
Rescue work
1
Rescues
1
Research/resources management report (Atlanta, Ga.)
1
Reservoir drawdown
1
Reservoirs
16
Rest homes
2
Restaurants
1
Restoration and conservation
1
Restrooms
1
Retaining walls
27
Retaining walls--Design and construction
1
Retirement
12
Rewards of merit
11
Rhododendron maximum
2
Rhododendrons
27
Rhyolite
5
Ribbons
3
Rifles
5
Rinehart, Mary Roberts, 1876-1958
1
Riprap
6
River Brand Rice Milling Company
1
River channels
5
Rivers
525
Riverside Geyser (Wyo.)
8
Road closures
1
Road construction
1
Road construction contracts
5
Road construction contracts--United States
3
Road construction workers
17
Road machinery
55
Road materials
16
Road rollers
12
Road work zones
9
Roads
907
Roads--Design and construction
119
Roads--Design and construction--Equipment and supplies
1
Roads--Earthquake effects
11
Roads--Flood damage
8
Roads--Guard fences
17
Roads--Interchanges and intersections
2
Roads--Maintenance and repair
66
Roads--Shoulders
1
Roads--Snow and ice control
55
Roads--Widening
6
Roadside improvement
21
Roadside litter
8
Rock climbing--Training
8
Rockefeller family
1
Rockfills
1
Rocks
197
Rockslides
39
Rocky Mountain National Park (Colo.)
10
Rocky Mountain spotted fever tick
1
Rocky Mountains
1
Rodents
2
Rodents--Control
2
Roller conveyors
4
Roof trusses
1
Roofing, Bituminous
1
Roofs
2
Root cellars
5
Roots (Botany)
2
Rope
1
Rosaceae
3
Roseroot
1
Rosy finches
1
Rotary tillers
1
Rubbing
4
Rubiaceae
2
Rubus
1
Ruffed grouse
3
Ruins
1
Rulers (Instruments)
2
Rules
1
Russians
5
Rutting of roads
3
Ryegrasses
4
Safes
1
Safety
1
Safety signs
2
Sage
2
Sagebrush
30
Salamanders
2
Salt licks
3
Sand
1
Sand and gravel plants
3
Sandstone
1
Sanitary landfills--Leaching
6
Sanitation
5
Santa Monica Bay (Calif.)
1
Santa Monica Mountains (Calif.)
1
Santa Monica Mountains National Recreation Area (Calif.)
2
Santa Rita Mountains (Ariz.)
1
Sassafras
1
Sawing
2
Saws
2
Saxifraga
3
Saxifragaceae
1
Scars
1
Scenic overlooks
46
School buildings
2
School children
2
School contests
11
Schools
3
Schools--Fires and fire prevention
2
Science--Experiments
2
Scientific apparatus and instruments
2
Scientists
10
Scotts Bluff National Monument (Neb.)
4
Scrap metals
13
Screens
2
Scrophulariaceae
3
Scrub pine
1
Seating furniture
1
Seats
4
Secretaries
4
Sedimentary rocks
1
Sedum
1
Seedlings
6
Seedlings--Protection
1
Seeds--Drying
1
Seeds--Harvesting
4
Seeds--Protection
1
Self-defense
4
Selling
1
Septic tanks
24
Service stations
2
Sewage
3
Sewage disposal
13
Sewage disposal plants
5
Sewage lagoons
1
Sewage sludge
2
Sewage sludge--Drying
2
Sewage--Purification
7
Sewage--Purification--Chlorination
1
Sewer-pipe
8
Sewer-pipe--Joints
1
Sewerage
9
Sewerage--Design and construction
1
Sewers
1
Shade-tolerant plants
1
Shagbark hickory
5
Shale
1
Sheds
32
Sheep
6
Shelling
2
Shelters
5
Shelving (Furniture)
2
Shelving for books
4
Shenandoah National Park (Va.)
1
Shingles
1
Shortleaf pine
2
Shoshone River (Wyo.)
2
Shotguns
1
Shovels
7
Shrubs
6
Sick children
1
Sidewalks
13
Siding (Building materials)
3
Signal Mountain Wilderness (Ariz.)
1
Signs (Notices)
2
Signs and signboards
107
Signs and symbols
1
Silhouettes
2
Sills (Geology)
3
Single story houses
1
Ski resorts
2
Skidding
1
Skiers
9
Skis and skiing
36
Skunks
1
Sky
1
Slash (Logging)
2
Slate
1
Slaughtering and slaughter-houses
23
Sledding
1
Sleds
13
Sleighs
2
Slides
4
Slopes (Physical geography)
2
Slopes (Soil mechanics)--Stability
3
Sluice gates
6
Small houses
13
Smoked foods
2
Smoked meat
1
Snails
1
Snake River Valley (Wyo.-Wash.)
1
Snakes