Thailand. ( French Occupation of Siam ). 1902. Stamp less envelope addressed to France endorsed 'Corp D 'Occupation de Chantaboun (Siam)' Cancelled 'Saigon Cochinchin Corps Expe' double ring with military cachet 'Detachement D 'Occupation de Chataboun-Siam / Le Commandant' in blue with St Quenlin receiver on reverse. Scare item of mail from the Infantry of the Marine in Chantaboun. Very fine.