Postcard from Bernhard Tollens to Georg Bredig, February 1901

2024-09-04T12:25:36-04:00

Bernhard Tollens (1841-1918) a German chemist, thanks Georg Bredig (1868-1944) for sending his habilitation thesis "Anorganische Fermente" (Inorganic Ferments). In many Germanophone countries, a habilitation is a post-doctoral degree intended to demonstrate a scholar's capacity for research in his or her field and is usually required to attain the rank of professor.