Author
Philadelphia Record
6
Atterbury, William Wallace, 1866-1935
3
Andrews, John H.
2
Dettmann, Ludwig, 1865-1944
2
Fitzmaurice, James, C., 1898-
2
Harbridge House, inc
2
Hünefeld, E. G. Freiherr von, 1892-1929
2
Köhl, Hermann, 1888-1938
2
Nevin, Hugh W.
2
Transportation Systems Center
2
Wise, John, 1808-1879
2
American Polish Engineering Association
1
Anderson, Jane
1
Anderson, R. Wherry
1
Bell, Alexander Graham, 1847-1922
1
Bell, D. Sargent, 1876-194-
1
Bergdoll family
1
Biddle, Anthony Joseph Drexel 1896-1961
1
Borden, Norman E., jr
1
Bruce, Gordon
1
Clark, Norman J.
1
Collins, Martin
1
Connecticut Aeronautical Historical Association
1
Corbitt, Howard E.,
1
Corn, Joseph J.
1
De Seversky, Alexander P. 1894-1974
1
Dowling, Robert L.
1
Ford, Bacon, and Davis
1
Ford, Lily,
1
Garber, Paul E.
1
Gensoul, Justin, 1781-1848,
1
Gettysburg School of Aeronautics
1
Grahame-White, Claude, 1879-
1
Gulf Refining Co
1
Gull, Cloyd Dake
1
Hammond, C.S. and Co
1
Hardesty, Von, 1939-
1
Harper, Harry, 1880-
1
Hewlett, Hilda Beatrice (Herbert)
1
Institute of the Aeronautical Sciences
1
Institute of the Aerospace Sciences, Inc
1
John Davis Batchelder Collection (Library of Congress)
1
Kandebo, Stanley W.
1
Keith, Barbara R.
1
Landauer, Bella Clara, Mrs., 1874-
1
Lanier, Henry Wysham, 1873-
1
Lesguillon, J. 1799-1873,
1
Lindbergh, Charles A. 1902-1974
1
Lippincott, Harvey H.
1
Lowe, T. S. C. 1832-1913
1
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