The Goldsmith and Silversmith Johann Post was appointed Mint Warden and General Warden for the Cologne Circle, Germany, on
18 July 1685, soon after Rodorff''s death. His earliest appointment was noted as Citizen on 18 May 1663, and he died on 15
September 1702. Lit.: Alfred Noss, Die Münzen der Städte Köln und Neuss: 1474-1794 (1926), pp. 47-49, 224; Wolfgang Scheffler,
Goldschmiede Rheinland-Westfalens - Aachen - Köln (1973) n. 1571, pp. 546-548.