Lot# 1908 - Auction 222-226
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Lot# : 1908 Great Britain
1997c: Machin definitive, a Proof Sheet for the design, 10 x 10, with full margins all round, printed in grey without value indication, with imprint 'Printed By Hélio Courvoisier S.A., Chaux-Des-Fonds, Switzerland' in both left and right sheet margins. Fresh and fine, unmounted og. Cert. Calves & Jacquart (2017).Starting bid : 2,000 CHFHammer price : not sold