Appointed die cutter for the Lower Rhine-Westphalian Circle in 1578, his outstanding work on a thaler of 1587 was noted by
Noss. Lamberts died in office early (before 5 March) in 1602. Lit.: Alfred Noss, Die Münzen der Erzbischöfe von Köln 1547-1794
(1925) pp. 82, 100; Alfred Noss, Die Münzen der Städte Köln und Neuss: 1474-1794 (1926), pp. 47-49; 104, 120.