Spiral Wheel (Oil Pump Drive), Spiral Wheel (Water Pump Drive), Drive Shaft Spiral Pinion

Michell, Anthony G., Spiral Wheel (Oil Pump Drive), Spiral Wheel (Water Pump Drive), Drive Shaft Spiral Pinion (14 November 1924-27 November 1924), [UMA-ITE-2007006800721]. University of Melbourne Archives, accessed 02/05/2026, https://archives.library.unimelb.edu.au/nodes/view/313454