Letter to Augustus Post, Secretary of the Aero Club of America, from William E. Boeing's office, November 23, 1916. Advises that WEB is out of town and will review correspondence upon his return. One typed page.
Letter to William E. Boeing from [James?] Ferguson, Sales Manager at Palm, Fechteler, and Company, June 4, 1917. Inquires about follow-up for a design they submitted. One typed page.
Letter to William E. Boeing from an unidentified person, June 15, 1917. Details cost and production of pontoons for Boeing Company. Two typed pages on Boeing Airplane Company stationery.
Telegram to "Boehing Aeroplane Co." (Boeing Airplane Company) from an unidentified person, October 30, 1917. Inquires if Boeing wants a "practically new Curtiss Model F flying boat pusher type two." One typed page.
Memorandum to Mr. Foley from Mr. Ortman and Mr. Brink, November 2, 1917. States that they are unable to answer how much material was purchased, as they don't keep records. Also asks Mr. Foley to keep records through purchase orders. One typed page.
Waybill of mail dispatched from Vancouver, B.C. to Seattle, Washington by hydro-airplane at 12:45pm, March 3, 1919. Includes handwritten note: "Received Seattle P.O. March 3, 1919, 4:20pm - C. M. Perkins, Supt. Mail." One typed page.
Air mail cover addressed to Mr. O. W. Tupper, Seattle, Washington, February 2, 1927. Includes postmark stamps from Washington, D.C., Chicago, Illinois, and Pasco, Washington. One envelope.
First flight air mail cover addressed to Master Bebo Boeing, Seattle, Washington, July 1, 1927. Stamped: "First Flight Under Contract - Chicago to San Francisco - Transcontinental Air Mail Route, Omaha, Nebraska."
First flight air mail cover addressed to William E. Boeing, Chicago, Illinois, July 1, 1927.Stamped: "First Flight Under Contract - Chicago to San Francisco - Transcontinental Air Mail Route, Omaha, Nebraska."