"Münzmeister in Bautzen und Ratzeburg um 1670." - https://ikmk.smb.museum/object?id=18236264, 27.08.2018
"Ilders, Hennig or Heinrich (Germ.). Mint-Master at Bautzen (Saxony), 1666-1667; for Oberlausitz. He issued coins to the ...
value of 28712 Thalers in 1666 and 19646 Thalers in 1667; these coins consist of 1/15 Thalers, 6-Kreuzer Pieces, 1-2 Thalers, 15, 6 and 3-Kreuzer Pieces, &c. Bibliography. - Erbstein, Sächsische Münz- und Medaillen-Geschichte, Dresden 1858." - Forrer, L., "Biographical Dictionary of Medallists", Bd. 3 (London 1907), S. 23