China. (French Post Offices In China). 1917. Censored envelope addressed to Paris bearing French China SG 84, 2c on 5c green and SG 85, 4c on 10c rose tied by 'Tche-Fou/Poste-Francaise' date stamp '9th Mai' with Shanghai/China '14/5' transit, endorsed 'via Suez' with 'Controle Postal Militaire' censor label and oval 'Ouvert/Par l'Autorite Militaire/304' censor cachet. Superb and rare type from the French Post in Tchefou. Ex Desrousseaux.