cover -- 1880 (3 Apr.) entire from Blairmont to Paramaribo, bearing 2c. block of four (affixed over edge of entire which has now been refolded to show the entire block) twice cancelled by "BLAIRMONT/B.G." single-ring c.d.s. (type 2) with a further fine strike across join on reverse, Georgetown and arrival c.d.s. on face. A rare cancellation. Photo