WWII airmail cover franked with 1937 4d green 'Koala' issue (SG 188) tied by ARMY P.O. 0126 cds located at MATARANKA, NORTHERN TERRITORY. Addressed to HOBART, TASMANIA with boxed 'AUSTRALIAN MILITARY FORCES PASSED BY CENSOR 537' handstamp in purple and Censor's signature on front.