Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 2
Lot 1100:
COMPLETE GROUP OF TYPE 1 MULTIPLE HANDSTAMP: 1918, black overprint on perforated or imperforate stamps in horizontal strips of five, representing all 14 existing types of these handstamps, identifying by the Catalog, full OG, NH or LH, VF, scarce and difficult unit to assemble, Est. $500-$600
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