X-Ray Tube by Leybold, c. 1929

Sliding Induction Coil based on Design by Du Bois-Reymond, c. 18

Large Mercury Arc Rectifier, c. 1930

Early German Step Counter, c. 1780

French Galvanometer by Carpentier, c. 1880

2 Physical Demonstration Instruments, c. 1900

Group of 5 Electron Tubes

Gundelach X-Ray Tube, c. 1915

Wimshurst's Electrostatic Machine, c. 1955

Small Wimshurst's Electrostatic Machine, c. 1920

Motor Mercury Interrupter, c. 1900

2 Induction Coils and Physical Demonstration Models, c. 1910

Physics Catalogs 1910-1955, Annuals and Jubilee Publications

Physical Demonstration Models, c. 1910

2 European Taxidermy Displays, c. 1920

6 Physical Teaching Displays

Swiss Precision Construction Kit "The Automat", c. 1960

Special Apparatus "Ondographe Hospitalier", 1902

Motor Mercury Interrupter by Max Kohl, c. 1900

French Precision Instrument, 1928

3 Measuring Instruments

Large Current-Generating Dynamo, c. 1910

Electrophysical Demonstration Model, c. 1890