Block of five 7¢ stamps issued in honour of Joseph Cook, with a sixth non-denominated stamp 'Joseph Cook Prime Minister 1913-1914', 1972 Box 3 Unit ID: 20 Date: 1972
Commission appointing Cook Secretary for Mines and Agriculture for New South Wales, and a covering letter, 1898 Box 1 Unit ID: 4 Date: 1898
'Ex-German colonies I, correspondence, memoranda', July 1918 - May 1919 Box 1 Unit ID: 1-1a Date: July 1918 - May 1919