By Stephen P. Rice ~ Originally published in Hidden Treasure: The National Library of Medicine, 2011. This multilingual eye-test chart, published in 1907, was the

By Stephen P. Rice ~ Originally published in Hidden Treasure: The National Library of Medicine, 2011. This multilingual eye-test chart, published in 1907, was the
By Hannah Landecker ~ Originally published in Hidden Treasure: The National Library of Medicine, 2011. Most people have two eyes directed forward. In ophthalmology textbooks
By Hannah Landecker ~ Originally published in Hidden Treasure: The National Library of Medicine, 2011. Most people have two eyes directed forward. In ophthalmology textbooks
By Ginny A. Roth ~ If you can read this chart, then you may have very good vision. This international, multilingual eye-test chart is the