[From The Australian Portland Cement Co Pty Ltd, 17 November 1921]

-, [From The Australian Portland Cement Co Pty Ltd, 17 November 1921] (17 November 1921), [UMA-ITE-1974008400789]. University of Melbourne Archives, accessed 10/02/2026, https://archives.library.unimelb.edu.au/nodes/view/219178