concept

[Leaflet advertising appearances by the 6 month old John Baptist Dos Santos, born with 3 legs, 2 penises and 4 testicles in Portugal 1843 on display at no.56, Quadrant, Regent Street, London].

Male reproductive organs and cross-section through the scrotum. Coloured lithograph by M. Hanhart after C. Heath after J.B. Léveillé.

Details of the anatomy of the penis, after Heister and Graaf. Engraving by Benard, late 18th century.

Four diagrams illustrating cross-sections of the male reproductive organs. Etching by E. Mitchell.

The genito-urinary system, after Eustachius, Cheselden, and De Graaf. Etching, 1743.

Doctrine of signatures: (above) a plant with roots resembling a dog's testicles, and (below) a dog's genitals. Coloured ink drawing by C. Etheridge, 1906, after G.B. Della Porta.

Nine cross-sections through the male reproductive organs, urinary system and anus. Coloured lithograph by M. Hanhart after C. Heath after J.B. Léveillé.

Zweihundertundsechzig Radicaloperationen nach Bassini, nebst einer eigenen Methode der conservativen Vorlagerung des Leistenhodens / von C. Nicoladoni.

Observations on the testicles / by James Russell.

The human testis : a clinical treatise / by Leonard Paul Wershub.

Testicles : balls in cooking and culture / Blandine Vié ; translated from the French by Giles MacDonogh.

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[Leaflet advertising appearances by the 6 month old John Baptist Dos Santos, born with 3 legs, 2 penises and 4 testicles in Portugal 1843 on display at no.56, Quadrant, Regent Street, London].

Zweihundertundsechzig Radicaloperationen nach Bassini, nebst einer eigenen Methode der conservativen Vorlagerung des Leistenhodens / von C. Nicoladoni.

Observations on the testicles / by James Russell.

The human testis : a clinical treatise / by Leonard Paul Wershub.

Testicles : balls in cooking and culture / Blandine Vié ; translated from the French by Giles MacDonogh.