C V Drysdale, Diagrams of International Vital Statistics with description in English and Esperanto, together with a Table of Correlation Coefficients between Birth and Death-Rates, &c. (London: William Bell)
- Date:
- 1912
- Reference:
- PP/EPR/G.20
- Part of:
- Eileen Palmer: collection of material on birth control, including papers of Edith How-Martyn and Olive Johnson
- Archives and manuscripts