Author
Colorado Historical Society. Office of Archaeology and Historic Preservation
35
United States,
31
United States. Department of State,
30
SpringerLink (Online service)
21
United States. Congress. Senate. Committee on Energy and Natural Resources
20
United States. Congress. House. Committee on Natural Resources,
15
History Colorado. Office of Archaeology and Historic Preservation
14
Colorado. State Historical Fund
13
United States. Department of State
13
Colorado Historical Society
10
History Colorado
10
SpringerLink (Online Service)
10
United States. National Park Service
10
Simmons, R. Laurie
9
United States. Congress. House. Committee on Resources
9
United States. National Park Service,
9
Colorado. Taxpayer Service Division
8
Front Range Research Associates
8
Simmons, Thomas H.
8
United States. Advisory Council on Historic Preservation,
8
United States. Congress. Senate. Committee on Energy and Natural Resources,
8
United States. Congress. House. Committee on Natural Resources
7
Clarion Associates
6
United States. Advisory Council on Historic Preservation
6
BBC Research & Consulting
5
United States. Congress. Senate. Committee on Energy and Natural Resources. Subcommittee on Public Lands, National Parks, and Forests
5
Films for the Humanities & Sciences (Firm)
4
Infobase
4
United States. Congress. House. Committee on Resources. Subcommittee on National Parks and Public Lands
4
United States. National Park Service. Branch of Preservation Planning
4
United States. National Park Service. Cultural Resources, Partnerships, and Science Directorate,
4
United States. National Park Service. Southeast Regional Office. Cultural Resources Stewardship
4
Center of Preservation Research (Colo.)
3
Christman, Abigail D.
3
Colorado Historical Foundation
3
Cyprus,
3
Federal Depository Library Program,
3
Goebel, Matthew
3
Ioannides, Marinos
3
Liverman, Astrid
3
Moropoulou, A.
3
National Center for Preservation Technology and Training (U.S.)
3
Olmsted Center for Landscape Preservation (U.S.),
3
United States
3
United States. Congress. House. Committee on Interior and Insular Affairs
3
United States. Congress. Senate. Committee on Energy and Natural Resources. Subcommittee on National Parks
3
United States. Congress. Senate. Committee on Energy and Natural Resources. Subcommittee on National Parks, Historic Preservation, and Recreation
3
United States. Forest Service,
3
Aurora (Colo.). Historic Sites and Preservation Office
2
Birnbaum, Charles A.
2
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