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AO Nearpoint Rotochart
American Optical Company
c.1973?
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Harry Benjamin Test Card
Health For All
1943
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near vision test chart
Mid 20th c.
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Near Vision Test Produced For National Child Development Study
C. Davis Keeler Ltd
1970s?
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The Foster Reading Chart
Keeler
mid 20th c.
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The Foster Reading Chart
Keeler
mid 20th c.
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The Foster Reading Chart in The Initial Teaching Alphabet
Keeler
mid 20th c.
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