Auction 90, Session 2 - Worldwide Rare Stamps and Postal History

Lot 1197:

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Switzerland - Air Post stamps

This auction ended on July 24, 2021.

Start price: $350

Buyer's Premium: 15%

Sold for: $400

Description

1919-20, carmine Propeller overprint on 30(c) yellow brown and pale green and 50(c) dark and pale green, blocks of four, the last one with right sheet margin, full OG, NH, VF, J.-C. Marchand certificate, C.v. $1,400++, SBK #F1-2, CHF2,720 as singles, Est. $500-$600, Sc. #C1-2