Hamilton "Ham" Coolidge (1895-1918) was one of many young men from wealthy New England families who enlisted during World War I. The collection contains materials related to Captain Coolidge's service a pilot with the U.S. Army Air Service 94th Aero Squadron. Coolidge achieved Ace status, was awarded the Distinguished Service Cross, and was killed in action.

Wilbur D. Kennedy, 1893-1943, was born in Cedar Rapids, Iowa and served as a pilot in the 12th Aero Squadron during World War I. Collection contains photographs, correspondence, military records, and other assorted materials relating to his World War I service.

The Irwin Bryan Meyers Photograph Album is comprised of a photograph album and accompanying typescript document relating to Meyers' service as an airplane mechanic and the activities of the 88th Aero Squadron during and after World War I.

Elvie A. Myers (born 1889) was an aerial photographer for the United States Army Air Corps at the end of World War I. The collection is comprised of twelve (12) photographs and two (2) documents related to his military service.

Sidney Van Wyck Peters of Seattle, Washington served with the U.S. Army Air Service, 24th Aero Squadron during World War I. The collection contains a scrapbook album containing photographs and paper ephemera related to his service overseas.

The collection contains a photograph album from the World War I career of Herman J. Sommerhauser (1895-1949), who may have served with the U.S. Army Air Service, 650th Aero Squadron in France.

The collection contains a World War I era scrapbook photograph album assembled by Edward I. Sproull (1897-1956) while in training at Ohio State University and subsequently serving as a pilot with the A.E.F. and the American Squadron of the French Military Air Force in France.