French Indo - China. (Indo - China Postage Dues). 1905. Envelope addressed to Saigon bearing French Indo-China SG 35, 15c brown/ azure tied by Phanrang/ Annam double ring '10th Aout 05', underpaid with bold hand-struck 'T' and bearing French Indo-China postage due SG D50, 30c on 60c black (imperf) tied by Saigon - Central/ Cochinchine arrival '14th Aout on face. A very scarce commercial usage of this scarce postage due on cover.
Signed "Calves".