Real photographic PPC 'BOLIVIA. Tupiza' datelined on picture side 'Estarca 11an/2/1918' franked also on picture side with diagonally BISECTED 1901 10c blue (SG 103) tied by undated oval CORREOS DE BOLIVIA FRANCA ESTARCA cancel in purple. Addressed to ARGENTINA with transit and arrival cds's on reverse. A rare origination.