Auction 245-246
September 24-26, 2020
Lot 434
Opening: 200 €
Sold for: 550 €
SG F22
2
1d. Die Proofs (Die 4) in black on glazed card (2 ex.) dates 27 Feb 1878 and 1 Mar 1878 endorsed BEFORE HARDENING, a fine duo, cat.v. £ 1100