Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Mexico - 1935, Amelia Earhart Round Flight to Mexico, violet overprint on ''Eagle Man'' 20c brownish carmine, nicely centered, large part of OG, previously hinged, VF and rare, only 300 stamps were overprinted, about 100 were used for postage, expertized by H. Bloch, APEX certificate, C.v. $3,250, Est. $1,500-$1,800, Scott #C74