The A. Douglas Allen Photo Collection consists of 126 black and white prints taken between 1930 and 1950. Included in the collection are snapshots of Allen's military training at Ft. Douglas in Salt Lake City, Utah; a Utah Agricultural College (now called Utah State University) sponsored engineering field trip to Washington, Oregon and California; various locations throughout Cache Valley including the Logan LDS Temple, and USU campus; and the Deer Creek Dam construction in Utah County.