− Decrease quantity for Belgian Coal Mining Co. 10 Francs emergency WW2 issue, 17th May 1940, No 0632, SB 1531, with foil, without mimeographed signature, EF Quantity + Increase quantity for Belgian Coal Mining Co. 10 Francs emergency WW2 issue, 17th May 1940, No 0632, SB 1531, with foil, without mimeographed signature, EF Add to cart