Lot 1875
$2.60 and two 65¢ Graf Zeppelins (C15, C13), tied by New York duplex cancels (29 Apr.) and by U.S. flight cachet on dual-cacheted Zeppelin cover flown Friedrichshafen - Friedrichshafen with purple round-trip cachet, backstamped Friedrichshafen (6 June), F-VF. Michel 68Gc. Estimate 600 - 800
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Realized $850 |