TitleThe Markham River Valley :river system from Markham ValleyContributorAllied Geographical SectionDescriptionMap compiled from aerial photos by C.E. U.S.A.S.O.S. S.W.P.A. Annotations and track information by Allied Geographical SectionLanguageEnglish
Allied Geographical Section South West Pacific Area Terrain Studies (1943). Monash Uni, accessed 09/03/2026, https://collections.monash.edu/nodes/view/78185
