Where did the big E come from?.

The paper explains how the big E on the Snellen chart that is used to measure the visual acuity of each eye originated.

Bibliografische gegevens
Gepubliceerd in:IEEE Engineering in medicine and biology magazine 25, 2 (2006).
Hoofdauteur: Geddes, L.
Formaat: Artikel
Taal:English
Onderwerpen: