China. (French Post Office). 1883. Military mail envelope addressed to France written from the '4th Regiment D'Infantery de Marine, Citadel de Hanoi' dated '28th July 83' bearing France 'Type Sage' Yvert 90, 15c blue tied by Tonquin/ Hanoi date stamp '28 July' with circular military cachet on reverse, adjacent octagonal 'Corr. D. Armees/ Hai-Phong' transit '30th July' and Saigon/ Cochinchine '8th Aout' , routed via Marseille with Gannet arrival '18th Sept 83' on reverse. Very attractive item with full text.