Map of Victoria, Australia #91 (1851)Map of Victoria, Australia #91 (1851) Ham's squatting map of Victoria (Port Phillip District, New South Wales) [cartographic material] : carefully corrected to this date from the Colonial government surveys. Crown Lands Commissioners & explorers maps, private surveys, &c. Thomas Ham 1821 1870. 1851 Map showing county, parish and Land Commission boundaries, and numbered references to squatters runs. Relief shown by hachures and spot heights.;