Lloyd R. Lyckman (1914-1993) was a Staff Sergeant with Army Air Forces 158th and 72nd Liaison Squadrons during World War II and post-war in Japan. The collection contains photographs, assorted manuscripts, maps and printed ephemera related to his training and military service in Japan.

Archival materials relating to the missions of the United States Army Air Forces 498th Bombardment Group in 1944-45. The Museum of Flight's Boeing B-29 Superfortress was of this group and material in this collection reflect the activities of the aircraft during that time period. Many of the charts are annotated for specific missions and some contain identified targets.