Ultra confidential correspondence, inward master tissues, Apr. 1953 - Mar. 1954. File. no. 8

Shell Australia Limited, Ultra confidential correspondence, inward master tissues, Apr. 1953 - Mar. 1954. File. no. 8 (1953-1954), [UMA-ITE-2008004501704]. University of Melbourne Archives, accessed 25/08/2026, https://archives.library.unimelb.edu.au/nodes/view/310093