[Robert Blackwood Ritchie with Charles Edward Coldham, 12 September 1912]

-, [Robert Blackwood Ritchie with Charles Edward Coldham, 12 September 1912] (12 September 1912), [UMA-ITE-1974008400370]. University of Melbourne Archives, accessed 16/11/2025, https://archives.library.unimelb.edu.au/nodes/view/218759