The shadow test in the diagnosis and estimation of ametropia / by W. M. Beaumont.

  • Beaumont, W. M. (William Mardon), 1851-1928.
Date:
1890

Licence: Public Domain Mark

Credit: The shadow test in the diagnosis and estimation of ametropia / by W. M. Beaumont. Source: Wellcome Collection.

Provider: This material has been provided by UCL Library Services. The original may be consulted at UCL (University College London)

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