Public Domain Mark
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Credit
An account of two newly discovered muscles for compressing the dorsal vein of the penis, in man and other animals : and also of a similar provision for compressing veins of the chamelion's tongue / by John Houston. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.