Lot 526
1860, 10 kopeks rose, roulette A, horizontal strip of 3 in brilliant shade, each value cancelled by pen cross on envelope with departure cds. "WIBORG 8/6 1863" via Stockholm (June 12) to Christiania, Norway with clear red arrival mark on front. A very fine and rare cover, signed Ossa in pencil, certificate Tuori (2003) and Schwenson BPP (2018) (Facit 4C1Kb)
