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Henry Ebenezer Barff - Registrar - The University of Sydney - Supplying information concerning the Welsbach Incandescent Gas Lamp
Henry Ebenezer Barff - Registrar - The University of Sydney - Supplying information concerning the Welsbach Incandescent Gas Lamp (06 August 1894), [UA-00009846] . Adelaide University, accessed 14/04/2026, https://connect.adelaide.edu.au/nodes/view/10043