Allied Advance on Sanananda -- Water, mud, and slush are almost the Allied Troops inseparable companions in Papua. For weeks the Allies have been advancing, sometimes up to their thighs in mud. American troops on their way to join the Australians near Sanananda. Heavy rains had fallen earlier, and the track had been converted into a miniature creek. February 02, 1943. (Photo by Department of Information, Commonwealth of Australia).