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Antique Moving-Coil Galvanometer Mahogany & Brass Scientific Instrument – c.1890–1920 For sale is an original antique moving-coil galvanometer, housed in a mahogany wooden case with a brass bezel and three terminal posts on the top. This early electrical measuring device was used in laboratories and schools to detect and measure small electric currents in the late 19th and early 20th centuries. Please see the pictures carefully!
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Dial Sheet Gage & Box. If Condition is used, there may be signs of use/wear etc. Silver Jewellery is professionally XRF tested.
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Vintage record tachometer. Plus parts don't know much about this.
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The body is engraved with multiple patent references including “Ringrose Firedamp Alarm” along with Ministry of Fuel and Power approval markings and the manufacturer details for International Gas Detectors Ltd of Leeds.
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This device is used to gently scratch a circle around an object under a cover glass. Permanently marks a type specimen.
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Maximum Wind Weather Instruments Wind Speed Gauge Two Digit Nor’Easter NOS Rare Nor’Easter model brand new in box. Box was only opened to confirm model.
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