Auction: 12013 - The Collector's Series sale
Lot: 1698
x Switzerland 1913 Semi-Official Air Mails 25c. Lugano green, red and grey, perforated on four sides, special cancellation in black, fine and rare. Rellstab Certificate (1979). Zumstein IX, 2,400 S.Frs. Photo Estimate £ 250-300
Sold for
£200