Optotypi ad visum determinandum / confecit H. Snellen.

  • Hermann Snellen
Date:
1902
Catalogue details

Licence: Public Domain Mark

Credit: Optotypi ad visum determinandum / confecit H. Snellen. Source: Wellcome Collection.

    11/82 page 5
    No text description is available for this image
    No text description is available for this image
    No text description is available for this image
    No text description is available for this image