Mikrophotographischer Atlas der Bakterienkunde / von Carl Fraenkel und Richard Pfeiffer.

Public Domain Mark

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

Credit

Mikrophotographischer Atlas der Bakterienkunde / von Carl Fraenkel und Richard Pfeiffer. Public Domain Mark. Source: Wellcome Collection.

Provider

This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.