French Indo-China. (Indo - China Postage Dues). 1911. Illustrated Chinese envelope om pink paper addressed to the 'Military Hospital, Haiphong' bearing French Indo-China SG 54, 5c green and grey tied by Quangyen/ Tonkin double ring '24th Mars 11', underpaid with bold triangular 'T' hand-stamp with framed 'Affranchissement/ Insufficient' instructional on face and bearing French Indo-China postage due SG D72, 10c carmine tied by Haiphong/Tonkin arrival '24th Mars' on face.
An item of exceptional quality.