The private medical friend, or, A warning voice to young men : an essay on the errors of youth and the secret infirmities of the generative organs, resulting from solitary habits, youthful excess, or infection, with practical observations on the premature failiure of sexual power illustrated with many cases in proof of the Author's succesful mode of treatment / by Henry Smith.

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The private medical friend, or, A warning voice to young men : an essay on the errors of youth and the secret infirmities of the generative organs, resulting from solitary habits, youthful excess, or infection, with practical observations on the premature failiure of sexual power illustrated with many cases in proof of the Author's succesful mode of treatment / by Henry Smith. Public Domain Mark. Source: Wellcome Collection.