American First Flight O'Hare Chicago IL - San Francisco CA - 1959 - Boeing 707

Description

American Airlines added Boston to its transcontinental network of Boeing 707 service on September 8, 1959
.  Service was via Chicago, Illinois to San Francisco, California on September 8, 1959.
This cover was
carried on the inaugural Boeing 707 flight from the O'Hare Airport Mail Facility in Chicago, Illinois to San Francisco, California (where it was backstamped) and is listed in the Jet Age Flights Section of The American Air Mail Catalogue as J-241Wf.
Clyde Sarzin, a noted cover dealer, prepared the cover.