A letter to John Hunter : respecting his Treatise on the venereal disease, shewing him to be highly erroneous in his observations on impotence, and more particularly pointing out the absurdity and immorality of his doctrine in favour of onanism or masturbation / By Duncan Gordon.

Licence: Public Domain Mark

Credit: A letter to John Hunter : respecting his Treatise on the venereal disease, shewing him to be highly erroneous in his observations on impotence, and more particularly pointing out the absurdity and immorality of his doctrine in favour of onanism or masturbation / By Duncan Gordon. Source: Wellcome Collection.