1. 1. Cambridge University Archives, Archives of the Department of Mineralogy and Petrology.
2. UA/MPET/5/2. Department of Mineralogy and Petrology Accounts (Expenditure), 1935–1940.
3. UA/MPET/5/3. Department of Mineralogy and Petrology Accounts (Expenditure), 1940–1945.
4. UA/MPET/5/4. Department of Mineralogy and Petrology Accounts (Expenditure), 1946–1950.
5. 2. The Whipple Museum of the History of Science.