Equatorial Minute Sundial, c. 1750

Klodt's Astronomical Teaching Clock, c. 1900

The Star Sky at Every Hour of the Year, c. 1900

"Heron's Ball" or Aeolipile

2 Sun Dials and 1 Nocturnal

Orrery by Feinwerktechnik Leipzig, c. 1970

2 Terrestrial Globes of 4¾ -Inch Diameter, c. 1910

Battery of 2 Leyden Jars, c. 1915

Battery of 4 Leyden Jars, c. 1910

Electro-Physical Experimental Set, c. 1910

Large Physical Experimental Model, c. 1910

Electro-Physical Demonstration Model, c. 1910

7 Scientific Instruments, c. 1915

Polarization Apparatus after Nörremberg, c. 1905

English 18th Century Ebony Pantograph

5 Vintage Measuring Instruments, c. 1910

High-Voltage Apparatus after Tesla, c. 1980

2 Magnetic Demonstration Models, c. 1915

Voltaic Pile after Alessandro Volta

Demonstration Apparatus with 2 Induction Coils, c. 1910

Physical and Technical Reference Books

2 Volumes of Le Mécanicien Moderne, c. 1910

Collector Literature: Scientific Instruments, Automata and addit

"Magazin aller neuen Erfindungen, Entdeckungen und Verbesserunge

3 Electro-Physical Demonstration Models, c. 1915

Electro-Physical Demonstration Models, c. 1915

Device for Demonstrating the Rotation of a Conductor around a St

Geissler Tube with Uranium Glass Flower, c. 1915

Six-Part "Pile de Grenet" Battery, c. 1910

French Experiment Box for Demonstrating Electricity, c. 1910

2 Vacuum Tubes with Phosphorescent Material, c. 1915

28 Vacuum Tubes by Leybold, c. 1915

Group of Vacuum Tubes, c. 1915

Electrostatic Demonstration Models, c. 1915

Crookes Tube with Fluorescent Minerals, c. 1915

3 Lecture Theatre Barometers, c. 1920

6 Physical Demonstration Tubes, c. 1915

2 Reflecting Galvanometers, c. 1915

4 Physical Demonstration Tubes, c. 1915

Audio Oscillator Tuning Fork, c. 1915

FAC Universal Construction System, c. 1960