Private and confidential correspondence - Vacuum Oil Company, Oct. 1933. Vol. 215, SR5B

Shell Australia Limited, Private and confidential correspondence - Vacuum Oil Company, Oct. 1933. Vol. 215, SR5B (1933), [UMA-ITE-2008004501430]. University of Melbourne Archives, accessed 11/10/2026, https://archives.library.unimelb.edu.au/nodes/view/309819