The determination of the necessity for wearing glasses / by D.B. St. John Roosa.
- Roosa D. B. St. John (Daniel Bennett St. John), 1838-1908.
- Date:
- 1887
Licence: Public Domain Mark
Credit: The determination of the necessity for wearing glasses / by D.B. St. John Roosa. Source: Wellcome Collection.
Provider: This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.
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