~Swaying
~Astigmatism
~Stories From The Clinic 65: Cataract
~Palming
~The Dream King
~Suggestions To Patients
~Dark Glasses
~Questions And Answers
All tagged Snellen
Episode 002: August 1919 with Nathan Oxenfeld & Greg Marsh
How To Use The Snellen Test Card: for the Prevention and Cure of Imperfect Sight in Children
A House Built On Sand
The Prevention Of Myopia: Methods That Failed
The Prevention and Cure of Myopia and Other Errors of Refraction: A Method That Succeeded
The Story of Emily