Handwritten caption card from a 1946 negative collection, reading 'Air Force Day 1946, Keesler Field, Miss.' This inscription identifies the accompanying photographic material as documenting Air Force Day observances at Keesler Field, Mississippi, a major Army Air Forces training base near Biloxi. Such handwritten labels are common throughout personal military photo collections of the era and provide essential contextual and dating information for the images they accompany. Project: 218397