IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In 1854 Jacob Amsler, a Swiss teacher ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This undated large 4-page booklet is ...
The Amsler grid tests the condition of the center of the retina or "macula". It is a good test for screening for the development of "wet" macular degeneration in patients with "dry" macular ...
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