Lots 424 - 425, Catalogue of Auction #40
Raritan Stamps, Inc
Air Post stamps
1925-29, Airplane and Plowman, complete set of five, full OG, NH, F/VF, Facit #213-17, SEK5,500=US$720, Scott C.v. $700
May 4, 1936, cover prepared for Airship "Hindenburg" (LZ-129) First North America Flight, but posted into Friedrichshafen Round Test Flight, nicely franked by four blocks of four stamps, oval confirmation marking, Fredericia "6.5.36" arrival ds, VF and scarce, Danish correspondences delivered by this flight are not listed in Sieger Cat.