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A Decorative Fragment of an Electrical Demonstration Device, Late 19th/Early 20th Century. Having
A Decorative Fragment of an Electrical Demonstration Device, Late 19th/Early 20th Century. Having adjustable feet. H: 13 W: 5 1/4 ins. Proceed...
An 8 Watt Ballast and Strobe Light by General Electric, 20th Century. Numbered 58G61 and labeled: 8 Watt fluorescent lamp, 118 volts, .175amps, a...
An Astronomical Plate Coordinate Measuring Device by Gaertner Scientific Corp., Chicago, Late 19th/
An Astronomical Plate Coordinate Measuring Device by Gaertner Scientific Corp., Chicago, Late 19th/Early 20th Century. H: 14 D: 14 ins.Missing...
A Demonstration Strobe Light Apparatus, Mid-20th Century. When the wheel is rotated and a pulsed
A Demonstration Strobe Light Apparatus, Mid-20th Century. When the wheel is rotated and a pulsed electric spark applied to a circular vacuum disch...
A 50mL Burette with attached 1000mL Reservoir, Mid-20th Century. Having side arm for pressure bulb.
A 50mL Burette with attached 1000mL Reservoir, Mid-20th Century. Having side arm for pressure bulb.Broken arm. ...[more]
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