Private and confidential correspondence - Memoranda re- oil companies - aviation, Mar. 1929 - Oct. 1934. Vol. 232, SR5B

Shell Australia Limited, Private and confidential correspondence - Memoranda re- oil companies - aviation, Mar. 1929 - Oct. 1934. Vol. 232, SR5B (1929-1934), [UMA-ITE-2008004501443]. University of Melbourne Archives, accessed 14/02/2026, https://archives.library.unimelb.edu.au/nodes/view/309832