[Letter to William E. Boeing from [illegible] Manager, Canadian Official Great War Exhibit, March 6, 1919]

Letter to William E. Boeing from [illegible] Manager, Canadian Official Great War Exhibit, March 6, 1919. Informs Boeing that they have enclosed the original letter that WEB brought from Seattle Mayor Ole Hanson to Vancouver, B.C. on a recent airmail trip to add to WEB's "valuable collection of first aeroplane letters." One typed page.