Author
United States. Congress. Senate
United States. Federal Trade Commission
12
United States. Joint Committee on Printing
12
United States. National Academy of Sciences
6
United States. Congress. House of Representatives
5
United States. Department of Agriculture
4
Committee on Marking Points of Historic Interest (Washington)
3
National Conference on Outdoor Recreation
3
Rea, Kennedy F.,
3
Sheild, Marcellus C.,
3
Conference on the limitation of armament
2
Loeffler, Carl A.,
2
United States. Tariff Commission. Meeting
2
Benson, W. N.
1
Bernard, André, 1883-1942
1
Booth, Mildred
1
Brandegee, Frank B.,
1
Brown, Herbert D.
1
Buckman, Henry Holland,
1
Clark, Joshua Reuben, 1871-1961,
1
Clarke, Frank Wigglesworth, 1847-1931
1
Cole, F. N.
1
Conference for the Limitation of Naval Armament
1
Conference on the Construction of the Boulder Canyon Dam, proceedings
1
Coolidge, Calvin, 1872-1933
1
Cummings, Louise D.
1
Curtis, Charles,
1
Dill, Clarence C.
1
Fairman, Charles Edwin, 1854-
1
Forestry, reclamation, and home-making conference
1
Glancy, Anna Estelle
1
Holm, Theodore
1
Kober, George Martin, 1850-1931,
1
Langley, Samuel Pierpont, 1834-1906
1
Lawrie, Harold Newbold, 1883-
1
Leuschner, Armin O.
1
Levy, Sophia H.
1
Löhnis, Felix, 1874-1930
1
Malloy, William M.,
1
McNary, C.
1
Merrill, George Perkins, 1854-1908
1
Merrill, George Perkins, 1854-1929
1
Meyer, Herman Henry Bernard, 1864-1937,
1
Mix, Irene H.,
1
Myers, D. P.
1
Nelson, Edward W.
1
Payne, George Gordon,
1
Schlesinger, Frank, 1871-1943
1
Smithsonian Institution (Washington)
1
Special International Niagara Board
1
more ...