| 2. |  | Letter, 1941, Jan. 30, to Professor Hepburn | Showcases; Earhart, Amelia, 1897-1937;Purdue University | Letter from Charles DeBruler to Professor William M. Hepburn regarding brochure to determine type and size of display case desired to exhibit the Amelia Earhart collection, January 30, 1941 (includes measurement... |