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Pulley
Pulley

Pulley

Inventory NumberRS0635q.1
ClassificationPulley
Subject
    Dimensions19 x 14 x 14 cm, 1 lb. (7 1/2 x 5 1/2 x 5 1/2 in., 0.5 kg)
    Descriptionfor Spark Chamber for Lyman spectrometer. It was left aside when the rest of the Spark Chamber was packed.
    Signedunsigned.
    Spark chamber
    Spark chamber
    Object number: RS0635q
    Chaffee quenched spark gap radio transmitter
    Chaffee quenched spark gap radio transmitter
    Cutting and Washington Radio Corporation
    Date: 1915-1916
    Object number: RS0363
    pulley
    pulley
    American
    Date: 1900-1950
    Object number: 1997-1-0794
    cast iron pulley wheel
    cast iron pulley wheel
    American
    Date: 1850-1900
    Object number: 1998-1-0197
    Smeaton's pulleys
    Smeaton's pulleys
    W. & S. Jones
    Date: before 1815
    Object number: 1999-1-0036
    2 wooden step pulleys possibly from small lathe
    2 wooden step pulleys possibly from small lathe
    English
    Date: 1825-1875
    Object number: 1998-1-1846
    2 bakelite pulleys fork-mounted on rods
    2 bakelite pulleys fork-mounted on rods
    Central Scientific Company
    Date: circa 1929
    Object number: 1998-1-1848
    Miscellaneous pulleys
    Miscellaneous pulleys
    Object number: RS0951
    pulley with anti-friction mechanism
    pulley with anti-friction mechanism
    Object number: 1998-1-1771
    brass pulley wheel
    brass pulley wheel
    Date: circa 1800
    Accessories: none
    Object number: 1998-1-0260
    brass pulley wheel
    brass pulley wheel
    Date: circa 1765
    Object number: 1998-1-0259
    weights and pulleys demonstration
    weights and pulleys demonstration
    Benjamin Martin
    Date: 1765
    Object number: 0008