India. (Prisoner of War Mail). 1918. Stamp-less envelope written from Belgaum, Prisoner of War Camp addresses to 'Comite International de la Croix Rouge, Agence des Prisonniers de Guerre, Geneve, Switzerland' cancelled 'Service of Prisoners of War/ Colonel/ Supt. Civil Camp, Begaum', routed via Bombay with circular 'Passed Censor/ Bombay/ 36' on face and 'Opened by Censor' label on reverse tied by Geneve '15th March 18' on reverse. Very fine.