[Robert Blackwood Ritchie with Charles Edward Coldham, 13 April 1911]

-, [Robert Blackwood Ritchie with Charles Edward Coldham, 13 April 1911] (13 April 1911), [UMA-ITE-1974008400343]. University of Melbourne Archives, accessed 17/11/2025, https://archives.library.unimelb.edu.au/nodes/view/218732