Appointed Mintmaster in Cologne (City), Germany, on 22 May 1713, a position he held until about 1722. Johann Josef (Josephus)
Hermanns was baptised on 11 April 1688, and died at the end of 1722 or the beginning of 1723. Lit.: Alfred Noss, Die Münzen
der Städte Köln und Neuss: 1474-1794 (1926) pp. 47-49, 279; Wolfgang Scheffler, Goldschmiede Rheinland-Westfalens - Aachen
- Köln (1973) n. 1707, p. 598.