Auction 333-341 Nigeria, Cameroon, Sudan & Worldwide Postal History - Day 4

Parma 1857/59: 40 c. blue, an unused block of four, marginal from base of sheet, positions 59-60/67-68 on the sheet of 72 subjects, with narrow "0" in "40" on position 60; large margins all round and superb large part og. with lower pair unmounted og. Signed A. Bolaffi; cert. Bolaffi (1968) Sassone = € 600++.