Proposed Use of Automatic Sheet Steel Delivery Valve with Rotary Valve

Michell, Anthony G., Proposed Use of Automatic Sheet Steel Delivery Valve with Rotary Valve (1 September 1925), [UMA-ITE-2007006801047]. University of Melbourne Archives, accessed 30/04/2026, https://archives.library.unimelb.edu.au/nodes/view/313780