The Aviation ephemera collection contains posters, reports, postcards, brochures, programs, pamphlets, and other ephemera from all parts of the globe relating to the subject of aviation and its vast history.

The William C. House Papers includes Pan American World Airways, Inc. posters, personal correspondence with Norman Rockwell, photographs of House and Rockwell from their around the world trip aboard Pan American World Airways, Inc., and World War II (WWII, WW2) propaganda material. William House was an executive with the advertising firm, J. Walter Thompson.