Pyorrhœa alveolaris / by Friedrich Hecker.

  • Hecker, Friedrich.
Date:
1914
Catalogue details

Licence: In copyright

Credit: Pyorrhœa alveolaris / by Friedrich Hecker. Source: Wellcome Collection.

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    Guinea-pig showing the Traumatic Infective Variety of Pyor- rhea artificially produced. A, point of trauma and infection, and the point at which the gum was at the beginning of the experiment. Bj gum margin around the right lower central in- cisor. (7, gum margin around the left central incisor. The space occupied between B and C is an active pocket.