recorded since 1722; marriage in 1725 and membership of the guild of silversmiths. Built up a thriving practice as a silversmith, also producing small items like needle cases and booklocks., none of which survive. Made his first commemorated medals in 1728 for a silver wedding: in the next years he specialized in these commemorative items for all kinds of occasions, personal as well as public/historical events (Saur 2012)