Canberran. Retired systems analyst, designer & developer, public service & business, and other things. Original research on the art of S.T. Gill 1840-1852 using a data driven approach to build a “place and time machine”. Gardens: vegetable, native. #S_T_Gill #U3A #Canberra #CanberraGarden #TroveAU #HistoricalMapping. Formerly tweeting @coombeidau, @David_Coombe, @Artist_S_T_Gill. Portrait (detail): by Phillip England (TasmanianTintype), gift of my daughter.