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Credit
The progress of ophthalmic surgery : from the invention of the ophthalmoscope (in 1851) up to the present time : being an oration delivered before the North London Medical Society on February 11, 1863 / by John Zachariah Laurence. 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.