Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Germany - 1915, ''Fur Fliegerheim'' (For Aviator's Home), four se-tenant blocks of 20 (10x2) Charity Aviation perforated labels in four colors - blue representing portraits of Royalty, violet - Royalty and Military Leaders, bronze green - Army and Navy Leaders, red brown - Aviators, some reinforced perforation, still full OG, generally VF and very rare in intact panes, Est. $800-$900