US First Flight Cover Pan Am Brownsville Texas to Guatemala City 1929 US Sc c10.

This US First Flight Cover Pan Am Brownsville Texas to Guatemala City 1929 US Sc c10 is a rare find for stamp collectors and aviation enthusiasts alike. The cover features a 10 cent denomination stamp from 1921-1930, depicting multi-color aviation-themed artwork, cancelled with a duplex cancellation type.

The cover was flown on the first flight from Brownsville, Texas to Guatemala City by Pan American Airways, making it a highly sought after item for those interested in aviation history. This cover is ungraded and uncertified, making it a unique addition to any collection.