Author
Geological Survey (U.S.)
2
Bailey, Carl E. 1894-1948
1
Calkins, Frank C., 1878-1974
1
Diggles, M. F.
1
Endicott, Judy G.
1
Finnegan, John Patrick
1
Goddard Space Flight Center. Office of Public Affairs
1
Grossnick, Roy A.
1
Hewett, D. F. 1881-1971
1
Knopf, Adolph, 1882-1966
1
Naval Historical Center (U.S.)
1
Nelson, Clifford M.,
1
United States. Air Force Historical Research Agency
1
United States. Government Printing Office
1
United States. Marine Corps. History and Museums Division
1
United States. National Aeronautics and Space Administration
1