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Nocturnal Coloniae, c. 1840...
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Miniature Folding Sundial, 18th Century...
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Nuremberg Diptych Sundial by Lienhart Milner,...
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Rare Islamic Astrolabe, probably late 18th/ea...
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Small Russian Compass, 1700 onwards...
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37 Technical Catalogues from the 1950s to 197...
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Group of Physical Demonstration Models, c. 19...
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Physical Demonstration Models, c. 1920...
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Foucault Interrupter Demonstration Model, c. ...
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Coolidge-Type X-Ray Tube, c. 1920...
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4 Early Galvanic Cells...
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Chrome-Acid Cell with Unusual Structural Shap...
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Early Circumferentor, c. 1780...
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Augsburg Equatorial Sundial, c. 1800...
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Swiss Precision Construction Kit "The Automat...
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Mercury Interrupter Motor by Max Kohl, c. 190...
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Cylinder for Dancing Pith Balls, c. 1850...
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Spark Coil with Vacuum Scale, c. 1920...
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2 Physical Instruments, c. 1900...
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Chronoscope by Navez-Leurs, pre-1860...
