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151
Operation of Glen Canyon Dam, draft environmental impact statement: summary National Park Service Water Resources Division; National Park Service
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1994-04-11
Operation of Glen Canyon Dam, draft environmental impact statement National Park Service Water Resources Division; National Park Service
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1994-04-11
Excavation of wooden wall or dam South Carolina State Parks Written on slide: S.C. State Parks; June 1994 Columbia Photo 10
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1994-06-06
Excavation of wooden wall or dam South Carolina State Parks Written on slide: S.C. State Parks; June 1994 Columbia Photo 23
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1994-06-13
Dam in river Jean Lafitte National Historical Park and Preserve
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1998
Glen Canyon Dam Modifications to Control Downstream Temperatures: Plan and Draft Environmental Assessment National Park Service Water Resources Division; National Park Service
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1999-01
Draft Report for Presentation: Removal of Elwha and Glines Canyon Dams, Elwha River Ecosystem and Fisheries Restoration Project National Park Service Water Resources Division; National Park Service
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2003-04-25
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