Van Baren, Prof. J. Geologischen Instituts Der Landbouwwhoogeschool Wageningen, Holland [Correspondence]

Wadham, Samuel M., Van Baren, Prof. J. Geologischen Instituts Der Landbouwwhoogeschool Wageningen, Holland [Correspondence] (13 June 1933), [UMA-IT-000043937]. University of Melbourne Archives, accessed 02/05/2026, https://archives.library.unimelb.edu.au/nodes/view/508509