Autor
Arnold, Chester A. 1901-1977
2
Gair, Jacob Eugene, 1922-1998
2
James, H. L. 1912-2000
2
Kesling, Robert V. 1917-2005
2
Sorensen, Harry O.
2
Wier, K. L.
2
Cannon, William F.
1
Clark, Lorin D., 1918-1977
1
Ehlers, George Marion
1
Fagerstrom, J. A.
1
Freedman, Jacob
1
Hill, James J.
1
Hussey, R. C.
1
Johnson, A. M.
1
Johnson, Allan M.
1
King, Elizabeth R., 1924-2010
1
Lamey, Carl A. 1892-1985
1
Lilienthal, Richard, T.
1
Meyer, Joseph, 1796-1856
1
Mory, Peter C.
1
Pettijohn, F. J. 1904-1999
1
Schmidt, Robert Gordon, 1924-
1
Skuzinski, Thomas
1
Thaden, Robert E., 1924-
1
Trow, James
1
Vickers, R. C.
1