Bidspirit auction | Guinea 1902 – D. Carlos

Guinea 1902 – D. Carlos I, Diogo Neto type, with surcharge. Complete series of 12 stamps Mf#72-83, on porcelain paper, perforated 11 3/4. New examples, stuck to paper strips, with good color and with oblique and violet ”SPECIMEN” overprint, applied by postal authorities of Bechuanaland on the stamps received from the Universal Postal Union for the albums of Postal Administrations. B and MR.