Heiman, auction, 1966-01 'Simon'

Irwin Heimann, New York, Public Auction 27.-28.01.1966, Airpost Stamps of the World, from the Estate of Max L. Simon, Part IV, 1020 lots, 57 pages, some photo plates, fantastic unused airmail stamp collection from all over the world, with all rarities, druckfischer (!) catalog! #65040