1. Genesis, 3:16.
2. Genesis, 35:16, 18.
3. Donnison, J. (1977) Midwives and Medical Men, Heinemann, London.
4. Registrar General, Statistical Review for 1929, HMSO, London, Text, Table LVIII.
5. Towler, J. and Bramall, J. (1986) Midwives in History and Society, Croom Helm, London.