China. (French Occupation of China). 1886. Stamp-less envelope headed 'Corps de l' armee du Tonkin' addressed to France cancelled by octagonal 'Cor. D. Armees Hai-Phong' date stamp '20th Jan 86' with circular 'Marine et Colonies/ Genie Maritime' in blue-green and 'Marine et Colonies/ Service a la Mer' on reverse. Lovely item of quality.