25c on 2c black & lake with variety shifted overprint resulting in the lines CENTAVOS and VEINTICINCO being transposed. A fine mint copy. It's thought that only one sheet occurred with this error. (SG 154 variety)
25c on 2c black & lake with variety shifted overprint resulting in the lines CENTAVOS and VEINTICINCO being transposed. A fine mint copy. It's thought that only one sheet occurred with this error. (SG 154 variety)