ANTIQUE SCIENTIFIC INSTRUMENTS
CATALOG

DEMONSTRATION/PHILOSOPHICAL INSTRUMENTS

c. 1890's Declinator/Inclinator on Brass Stand.
This turn-of-the-century demonstration apparatus was used in a university laboratory. The copper frame holding the needle and magnet on a steel pillar can be revolved in any direction. All original and in good condition.

Lacquered Brass Thermopile On Table Stand.
Late 19th century English demonstration thermopile by Philip Harris. Made of polished lacquered brass and standing 9 1/4" tall (min) on its fully adjustable brass table stand. The stand is painted black and the brass cone shows some pitting.  

Light Experiment Apparatus.
This  instrument was used in a university laboratory to demonstrate some of the properties of light. It was used in a European university and still has the old inventory number. The back mirror is stationary and the other moves in an arc measured by the front brass scale. A candle was used in the light reflection experiments. The base is made of walnut and everything is in good condition.