China. (Boxer Rebellion). 1900. Stamp-less envelope headed 'Corps Expeditionnaire Francaise de Petchili' addressed to 'Captaine Bobo, Officer d' Ordenance du General Commandant le Corps Expeditionnaire Francaise du Petchili' dispatched from Baixas/ Pyrenees' double ring '11th Oct 00' and forwarded to Nagasaki in blue crayon with 'Corps Exp. Tonkin/ Ligne N. 7' date stamp '10th Dec 00' on face. Scarce item of incoming mail to an unusual destination.