7'th classicphil Auction - Day 2

1867, 32 c. on 2 a., yellow, with black surcharge and h/s CANCELLED in black, affixed to card, original unique file copy see THE DE LA RUE collection, from Walton, Vol. 6, page 6092, dated there 22nd Feb. 1867, a great proof rarity from the key value of the first classic set, SUP! Estimate 9.000€.