American Poster Stamp Collection c.1915 Wonderful lot 830 stamps

Stamps Auction catalogue: All World 2008 by David Feldman - Issuu

SAN Unattended Live Bidding Catalog Level 3

Sparks Auctions Sale - 34 Page 66

Sparks Auctions Sale - 35 Page 78

SAN Unattended Live Bidding Catalog Level 3

abacus auctions Sale - 251 Page 42

Books – tagged Video – Brian DiMambro

498//518 - 1917-19 U.S. Flat Plate Printing, collection of 19 stamps - Mystic Stamp Company

Frank Lloyd Wright

Poster Stamps

March Philatelic Collector's Series Sale by Spink and Son - Issuu