Photograph of William E. Boeing's Martin Model TA Hydro seaplane taxiing across water, circa 1910-1919.Inscription on verso: "Original airplane of W.E. Boeing. Purchased from Glenn L. Martin."Stamped on verso: "Enlargement by Eastman Kodak Stores."
Photograph of William E. Boeing (right) and an unidentified man sitting outside, circa 1910s. Image was included in a letter from Claire L. Egtvedt to William E. Boeing.