Toggle navigation
explore
parks
collections
reports and research literature
map
outreach
hosted mapping
how to participate
about
about opn
access OPN data via OAI
contact
navigating collections
using images
Search Results
Sort (Relevance)
Relevance
Title
Date
Items per page (20):
20
50
100
Page 1 of 1
4 Items
Jump to Page
View:
Refine Search
update
reset
Park
Mammoth Cave National Park
2
National Park Service
2
Yellowstone National Park
2
Collection
Mammoth Cave National Park Nitrate Negatives Collection
2
Yellowstone Photo Albums
2
Date
From:
January
February
March
April
May
June
July
August
September
October
November
December
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Until:
January
February
March
April
May
June
July
August
September
October
November
December
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
topic
Boulders
1
Caves
1
Compressors
1
Ditches
1
Grading (Earthwork)
1
Jackhammers
4
Mountains
1
Retaining walls
1
Rivers
1
Roads
1
Roads--Design and construction
1
Roads--Maintenance and repair
1
Roads--Widening
1
Snow
1
Telephone lines
1
Telephone lines--Design and construction
1
Underground telephone lines
1
Yellowstone National Park
2
Location
Place
Mammoth
1
Mammoth Cave National Park
2
Mount Washburn
1
Soda Butte Creek
1
Yellowstone National Park
2
County
Edmonson County
2
Park County
5
State
Kentucky
2
Wyoming
5
Country
United States
7
Type
Still Image
2
Medium
black-and-white negatives
2
black-and-white prints (photographs)
2
photograph albums
2
Rights
U.S. Government Work
4
Cave, four enrollees working in New Discovery with jackhammers
Mammoth Cave National Park; National Park Service
View on map
1940-09
Construction, boys using jack hammer prior to blasting on north side of river on new road, 1939
Mammoth Cave National Park; National Park Service
View on map
1939-05-18
Yellowstone photo album 10, page 123
Yellowstone National Park
View on map
Circa 1935
View series
Yellowstone photo album 31, page 105
Yellowstone National Park
View on map
Circa 1936
View series
Cave, four enrollees working in New Discovery with jackhammers
Construction, boys using jack hammer prior to blasting on north side of river ...
Yellowstone photo album 10, page 123
Yellowstone photo album 31, page 105
Sort (Relevance)
Relevance
Title
Date
Items per page (20):
20
50
100
Page 1 of 1
4 Items
Generously Supported By