Eyestrain (commonly called asthenopia) / by Ernest Clarke.
- Clarke, Ernest, 1857-1932.
- Date:
- 1892
Licence: Public Domain Mark
Credit: Eyestrain (commonly called asthenopia) / by Ernest Clarke. Source: Wellcome Collection.
Provider: This material has been provided by University of Bristol Library. The original may be consulted at University of Bristol Library.
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