The art of preserving the sight unimpaired to an extreme old age : and of re-establishing and strengthening it when it is become weak : with instructions how to proceed in accidental cases which do not require the assistance of professional men, and the mode of treatment proper for the eyes during, and immediately after, the small-pox : to which are added observations on the inconveinces and danger arising from the use of common spectacles / by an experienced ocultist [G.J. Beer].

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The art of preserving the sight unimpaired to an extreme old age : and of re-establishing and strengthening it when it is become weak : with instructions how to proceed in accidental cases which do not require the assistance of professional men, and the mode of treatment proper for the eyes during, and immediately after, the small-pox : to which are added observations on the inconveinces and danger arising from the use of common spectacles / by an experienced ocultist [G.J. Beer]. Public Domain Mark. Source: Wellcome Collection.

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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.