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1850 Induction Spool or Ruhmkorff Spool Antique Physic Measuring Instrument

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  • England Early 1900 Brass Galvanometer Antique Physic Measuring Instrument
    By Philip Harris Ltd.
    Located in Milan, IT
    Moving coil brass galvanometer with three-screw base, instrument signed Philip Harris Ltd Birmingham England n. 19402, made in the early 1900, a tool used as a detector of direct cur...
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    Early 20th Century British Scientific Instruments

    Materials

    Brass

  • Refractor Polarimeter Physic Measuring Instrument Made by Steindorff & Co 1920s
    Located in Milan, IT
    Refractor polarimeter made of painted brass with cast iron tripod base by Steindorff & Co. Berlin D.R.P. Germany, 1920s. It is an antique instrument used to determine the concentrati...
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    Vintage 1920s German Scientific Instruments

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    Brass

  • 1893 Antique Lippich Brass Polarimeter Antique Physic Analysis Instrument
    By Societé Genevoise
    Located in Milan, IT
    Lippich polarimeter, scientifi instrument made in 1893 signed Societé Genevoise Genève, brass and black metal. It is an optical instrument of analysis used to determine the concentra...
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    Antique 1890s Swiss Scientific Instruments

    Materials

    Brass

  • Induction Coil or Sled Antique Scientific Instrument by Du Bois Reymond 1870
    Located in Milan, IT
    Induction coil by Du Bois Reymond, also known as Sled of the Du Bois Reymond system designed around 1870 during electrophysiology studies by Emil Du Boi...
    Category

    Antique 1870s Scientific Instruments

    Materials

    Brass

  • Late 19th century Wooden and Brass Polarimeter Antique Physic Instrument
    Located in Milan, IT
    Wooden and brass polarimeter with cast iron tripod base from the late 1800s. It is an instrument used to determine the concentration of sucrose and glucose in raw materials and sugar...
    Category

    Antique 1890s British Scientific Instruments

    Materials

    Brass

  • Galvanometer Antique Measuring Instrument Used for Telegraph Cables 1850 circa
    Located in Milan, IT
    Vertical mirror galvanometer made in 1850 circa, oak and glass, three adjustable screws at the base. Tool constituted by a magnet bar movable inside a coil and connected to a needle. In the absence of current the needle is positioned vertically while when the coil is crossed by the current it creates a magnetic field that moves the needle. This type of galvanometer was used for measurement of insulation of telegraph cables...
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    Antique 1850s British Scientific Instruments

    Materials

    Wood

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  • Induction electrification demonstrator instrument, Italy 1920.
    Located in Milan, IT
    Induction electrification demonstrator instrument. By putting two electrically neutral spheres in contact with each other, when a charged wand is approached, it is possible to notice...
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