Private and confidential correspondence - Sundry competitors, Russian Oil, etc., Jan. 1931 - Aug. 1931. Vol. 164, SR5B

Shell Australia Limited, Private and confidential correspondence - Sundry competitors, Russian Oil, etc., Jan. 1931 - Aug. 1931. Vol. 164, SR5B (1931), [UMA-ITE-2008004501397]. University of Melbourne Archives, accessed 14/12/2025, https://archives.library.unimelb.edu.au/nodes/view/309786