Private and confidential correspondence - Sundry competitors, Russian Oil, etc., Jun. 1929 - Dec. 1930. Vol. 149, SR5B

Shell Australia Limited, Private and confidential correspondence - Sundry competitors, Russian Oil, etc., Jun. 1929 - Dec. 1930. Vol. 149, SR5B (1929-1930), [UMA-ITE-2008004501386]. University of Melbourne Archives, accessed 07/12/2025, https://archives.library.unimelb.edu.au/nodes/view/309775