Sale 51 continues today with Worldwide Postal History.

Lot 735 1933 (July 23), Italo Balbo Return Flight, New York to Rome, cover franked with 1923 10c Monroe, 20c Golden Gate, 30c Buffalo, 50c Arlington Amphitheatre (2), and $1.00 Lincoln Memorial (2), tied by New York / Varick St. Annex duplex, endorsed in manuscript “By Italian Air Cruise / New York to Roma”, dual blue “Crociera Aerea de Decennale / Italia – Nord America” and violet “Italian Air Cruise / New York – Roma” handstamped flight cachets, reverse with “Crociera Aerea del Decennale / Lido Di Roma” (12 Aug), Torino (14 Aug), and New York (22/23 Aug) backstamps, serially numbered “2698”, a striking and scarce cover. (AAMC 1184f) Estimate C$800.