Coupling Disc 3 1/2d, Coupling Disc 4 1/2d

Michell, Anthony G., Coupling Disc 3 1/2d, Coupling Disc 4 1/2d (24 December 1924-17 January 1925), [UMA-ITE-2007006800811]. University of Melbourne Archives, accessed 21/04/2026, https://archives.library.unimelb.edu.au/nodes/view/313544