Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Norway - 1925 (May 9), Richard Byrd and Floyd Bennett Direct and Return Flight from Svalbard (Spitsbergen) to North Pole cover with mixed franking of Norway and US, tied by Ny-Alesund and Kings Bay ''9.V.25'' respectively, signed by Richard Byrd and addressed to Orange, NJ, mostly VF and rare, Est. $1,000-$1,200, Sc. #104-05