French Indo-China. (French General Colonies - Postage Dues). 1905. New-Band wrapper addressed to Saigon bearing French Indo-China postage due SG D47, (Yvert 2) 5c on 40c black (imperf) tied by Saigon-Central/ Cochinchine double ring '30th Aout 05' with hand-stamp 'T' on face.
Rarely seen use of the French Colonies (General issues) postage due surcharged at Hanoi for use in Indo-China paying the domestic wrapper rate.