"Beale Collin's Picture Types"

"Beale Collin's Picture Types", wall chart printed on one side with test types for assessing visual acuity of children or illiterates, English, 1920-1940

Details

Category:
Ophthalmology
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
A625248
Materials:
paper
type:
test types
credit:
Barnett, F.