Author
NetLibrary, Inc
20 results
National Park Foundation
8 results
Tanner, Henry Schenck, 1786-1858
7 results
National Geographic Society (U.S.)
6 results
United States. National Park Service
6 results
Althen, Gary
4 results
Collins, S. H.
4 results
Lanier, Alison Raymond
4 results
Miller, Richard K. (Richard Kendall), 1946-
4 results
Washington, Kelli D.
4 results
American Geophysical Union
3 results
Cantor, George, 1941-
3 results
Cordes, Kathleen A.
3 results
Frome, Michael
3 results
Karl Baedeker (Firm)
3 results
Miller, Arthur P., Jr
3 results
Mitchell, S. Augustus (Samuel Augustus), 1792-1868
3 results
Reader's Digest Association
3 results
Williams, W. (Wellington)
3 results
American Society of Agricultural Engineers
2 results
Bold, Christine, 1955-
2 results
Butcher, Devereux
2 results
Cohen, Brenda H., 1940-
2 results
Cohen, Paul S., 1938-
2 results
Cook, Charles, 1945-
2 results
Cromie, Alice
2 results
Davis, Jef C., 1964-
2 results
Drotning, Phillip T.
2 results
Elting, Mary, 1906-2005
2 results
Feder, Kenneth L.
2 results
Folsom, Franklin, 1907-1995
2 results
Gale (Firm)
2 results
Gay, Charles William
2 results
Gelbert, Doug
2 results
Gutek, Gerald Lee
2 results
Gutek, Patricia, 1941-
2 results
Hobson, Clive
2 results
Holditch, Robert
2 results
Howard, Blair
2 results
International Geological Congress
2 results
Loomis, Christine
2 results
Magley, Beverly
2 results
McAlester, A. Lee (Arcie Lee), 1933-
2 results
McAlester, Virginia, 1943-
2 results
McLanathan, Richard
2 results
Miller, Marjorie L. (Marjorie Lyman), 1929-
2 results
Muirhead, James F. (James Fullarton), 1853-1934
2 results
National Geographic Society (U.S.). Special Publications Division
2 results
National Trust for Historic Preservation in the United States
2 results
Pacific Northwest Research Station (Portland, Or.)
2 results
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