Walch Bürgermeister Zürich T63 Joan Conrad Heidegger, Sebastian Walch, circa 1772

The mayor of zurich "joan: conrad heidegger" (hans konrad heidegger, 1710-1778) at the age of 62. Engraving by johann elias haid after a model by johann caspar füssli. Attached to the volume of the bavarian state library: sebastian walch: portraits of all the lords and masters of the excellent republic, city and suburb of zurich from the year 1336 to the year 1742. Kempten 1756. Date: circa 1772.