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Credit
An essay on ophthalmia : containing a history of that disease, as it appeared in the First Battalion of the 89th Regiment, with some observations on its causes and symptoms, also the medical treatment, &c. which have been crowned with unparalleled success : in a letter to James M'Gregor, M.D., Deputy Inspector of Army Hospitals / by Henry Reid. Public Domain Mark. Source: Wellcome Collection.
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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.