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

Switzerland - Air Post stamps

The auction will start in __ days and __ hours

Start price: $200

Buyer's premium:

1948-54, Airplane over Landscapes, re-issue on granite paper, 30(c) dark gray blue, 40(c) deep ultramarine and 40(c) dark blue, color variety, all are in blocks of four, full OG, NH, VF, each stamp of the error with expert’s sign and a copy of M. Hertsch certificate, SBK #F43-44, F44c, CHF1,580 as singles, Est. $275-$350, Sc. #C43-44, C44 var