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Credit
The instantaneous method of treating stricture of the urethra : a description of a new dilator, termed the dovetail dilator, and also of a similar form of dovetail urethrotome / by B. Wills Richardson. 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.