Address by E. H. Wittenoom on prospects of Western Australia, 1898-11-29 Unit ID: 228 Date: 1898-11-29
Address by F. Brockman on cotton growing and pastoral industries of Western Australia, 1907-07-29 Unit ID: 8 Date: 1907-07-29
Address by J. Mitchell on resources of Federated Malay States, 1911-09-13 Unit ID: 24 Date: 1911-09-13