Über die Empfindlichkeit des Auges für Lichtwechsel / von Ernst G. Baader.

Public Domain Mark

You can use this work for any purpose without restriction under copyright law. Read more about this licence.

Credit

Über die Empfindlichkeit des Auges für Lichtwechsel / von Ernst G. Baader. Public Domain Mark. Source: Wellcome Collection.

Provider

This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.