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Credit
The electro-magnet and its employment in ophthalmic surgery : with special reference to the detection and removal of fragments of steel or iron from the interior of the eye / by Simeon Snell. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.