London Office and Engineering Department cash book 3 August 1922-4 May 1923.

John Langlands & Sons Pty Ltd, London Office and Engineering Department cash book 3 August 1922-4 May 1923. (1922-1923), [UMA-ITE-1962000600015]. University of Melbourne Archives, accessed 13/02/2026, https://archives.library.unimelb.edu.au/nodes/view/203550