Topography 1. 3-4 Igneous Rocks. Pages 53 & 54 photocopy from “Geology of the Melbourne District, Victoria” Bulletin No. 59. Geology Summary Victoria, 1967 2. Black and white photocopy of front cover of “On a limburgite rock occurring as a volcanic plug at Balwyn, near Doncaster” by F Chapman, A.L.S. and A.O. Thiele, 8th June 1911 along with pages 124-136 3. Black and white copy of topographical map of Boroondara. No date, no source 4. Surrey Hills Topography 1850 map geology of the melbourne district, limburgite rock, topographical map, surrey hills topography, igneous rocks