First flight air mail cover addressed to Mr. L. G. Blackman, Honolulu, Hawaii, October 8, 1934.Stamped: "First Flight - United States Air Mail - Hilo, Hawaii, T.H. [Territory of Hawaii], USA."
First flight air mail cover addressed to Colonel L. G. Blackman, Honolulu, Hawaii, October 8, 1934.Stamped: "First Flight - United States Air Mail – Honolulu, Oahu, T.H. [Territory of Hawaii], USA."