Göttingen Collection of Mathematical Models and Instruments

Case number 46

Bar planimeter according to H. v. Sanden Bar planimeter according to H. v. Sanden Spherical planimeter from Schnöckel Ellipse compass by Butenschön
Catenograph Drawer of conic sections from Hildebrandt Ellipse circle from Karl Rohn Hyperbola drawer from Rottsieper
Ellipsograph Evolvent compass by H. Hofer Mirror ruler according to Reusch Mirror ruler according to Blaess
Prism derivator Ellipsograph (modern) Affinograph

The corresponding bottom case is: Case number U 46

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