Very little is known about this Renaissance wooden sundial. Based on an inscription on the floor inside the cube, we know that it was painted, or at most also made, by painter Jakob Hofmann from Schwäbisch Hall in 1597. This Renaissance painter was born in … Read more
This reflecting telescope belongs to the Observatory Collection. It was created by Rudolf Wolf (1816-1893). He was a professor of astronomy, head of Semper Observatory, director of the library of the Polytechnic (today ETH) and collector of astronomical instruments. He created an inventory of his collection in … Read more
Dieser Theodolit aus dem 18. Jh. ist Bestandteil der Sammlung Sternwarte. Angelegt wurde diese von Rudolf Wolf (1816-1893). Er war Astronomieprofessor, Leiter der Semper-Sternwarte, Direktor der Bibliothek des Polytechnikums (heute ETH) und Sammler astronomischer Instrumente. Für seine Sammlung hat er 1873 ein Inventar angelegt. Leider … Read more