Speculations on the mode and appearances of impregnation in the human female; with an account of the principal ancient, and an examination of the modern, theories of generation / [Anon].

Licence: Public Domain Mark

Credit: Speculations on the mode and appearances of impregnation in the human female; with an account of the principal ancient, and an examination of the modern, theories of generation / [Anon]. Source: Wellcome Collection.