Photographer: Devines Studios2024-09-172024-09-17https://hdl.handle.net/1885/733717950photographb&wimage/tiffen-AUAgriculture, FarmingFarming equipmentGear system from Allis-Chalmers tractor to pickup balerThis image is provided for research purposes only and must not be reproduced without the prior permission of the Archives Program, Australian National University.