Information Provided to Royal Commission on Petroleum, Proof of evidence, P.M. Morphett, G.W. Mulvey, B.L.T. Walker

Shell Australia Limited, Information Provided to Royal Commission on Petroleum, Proof of evidence, P.M. Morphett, G.W. Mulvey, B.L.T. Walker (1974-1976), [UMA-ITE-2008004502700]. University of Melbourne Archives, accessed 21/09/2026, https://archives.library.unimelb.edu.au/nodes/view/310948