Cover franked with France strip of four 1871 25c pale blue 'Ceres' issue (SG 198) cancelled by two strikes of the dotted diamond 'Ancre' cancel in black with fine strike of octagonal 'CUBA' cds dated 20 AUG 1873 and small boxed 'PD' alongside. Addressed to FRANCE with and sent via ST. THOMAS with fine strike of LIGNE-B PAQ FR No.2 French maritime cds on reverse dated 26 AUG 1873 along with French arrival cds. A superb and rare cover.