Wall chart printed on one side with test types for assessing visual acuity, with instructions, supplied by National Ophthalmic Treatment Board Association, London, made by Hamblin, London, c. 1962
Details
- Category:
- Ophthalmology
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- A625241
- Materials:
- paper
- Measurements:
-
envelope: 4 mm x 280 mm x 126 mm,
- type:
- test types
