Australia. (Prisoner of War Post). 1918. Stamp-less envelope written from Austrian P.O.W. headed 'Service Des Prisonniers de Guerre' addressed to 'Frau Karola Burkaro, Mannheim a Rh. H 7 32/ durch Vermittlung des Bureaus fuer/ Kriegsgefangenencorresponenz Austausch/ Adresse, Internationales Bureau des Roten Kreuzers, Geneve' with circular 'Prisoner of War Letter/ Free' and hand-stamp 'German Concentration Camp, Liverpool, N.S.W.' and signed by the 'Liut Col.' with boxed 'Passed By/ Censor. S.D.' on face.
(Flap missing on reverse).