Samuel Grass. Line engraving by J. Tscherning after P. Sauerland. https://www.rawpixel.com/image/14014796/samuel-grass-line-engraving-tscherning-after-sauerlandFree Image from public domain licenseMaximilian Preuss. Line engraving by J. Tscherning, 1715, after P. Sauerland. https://www.rawpixel.com/image/13988725/maximilian-preuss-line-engraving-tscherning-1715-after-sauerlandFree Image from public domain license