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Large Induction Coil According to Ruhmkorff, ...
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English Brass Plate Sundial, 19th Century...
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Static Charge Demonstration Model...
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Large Geißler Tube, c. 1900...
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7 Electron Tubes...
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"Geißler Tube" Demonstration Model...
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Electric Motor with Rotating Geißler Tubes, c...
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4 Interesting Physical Demonstration Models, ...
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2 Chrome Acid Cells...
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2 Electrostatic Induction Demonstration Model...
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Leybold X-Ray Tube, c. 1910...
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10 Geißler Tubes, c. 1900...
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Large Experimental Electric Motor, 1871 onwar...
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Electrophysical Demonstration Model, c. 1890...
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French Demonstration Model by Ducretet, c. 18...
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Edison Mimeograph Typewriter No. 1, 1894...
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"Excelsior" (Mercedes Mod. 1), 1907...
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"American Flyer Mod. 1", 1933 (!)...
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Mignon Mod. 2 (Gothic Type Sleeve!), 1905...
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2 Whistling Billboards, c. 1936...
