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telegraph apparatus
telegraph apparatus

telegraph apparatus

Date1900-1920
Inventory Number1997-1-0605
ClassificationTelegraph Equipment
Subject
    Cultural Region
      Dimensions9 × 20.1 × 18.5 cm (3 9/16 × 7 15/16 × 7 5/16 in.)
      Material
        DescriptionTelegraph apparatus mounted on a wooden, rectangular base -- a receiving instrument on the left half of the base and a sending instrument on the right half of the base. The sending instrument consists of a finger key mounted on the end of a curved, black metal bar. This bar is connected to a pair of crossed, black, metal bars, with adjustment knobs on the ends. Behind the sending instrument are two silver binding posts.

        The receiving instrument consists of two vertical, metal cylinders (an electromagnet), sitting on top of a metal plate. The cylinders are connected on top by a black metal bar. There are brass arches in front and behind the cylinders, along with various adjustment dials.
        Signedunsigned
        Inscribedinscribed on base: Y
        telegraph receiver and transmitter
        J. H. Bunnell & Company
        Date: 1890-1920
        Object number: 1997-1-0606
        telegraph key (sending and receiving)
        American
        Date: circa 1901
        Accessories: watchcase receiver
        Object number: 1990-1-0001
        two-way telegraph repeater
        Western Electric Company
        Date: 1900-1920
        Object number: 1997-1-0592
        telegraph relay
        American
        Date: 1890-1920
        Object number: 1997-1-0609
        telegraph repeater
        American
        Date: 1890-1920
        Object number: 1997-1-0615
        telegraph receiver
        Western Electric Company
        Date: circa 1904
        Object number: 1997-1-0562
        telegraph receiver
        Western Electric Manufacturing Company
        Date: circa 1876
        Object number: 1997-1-0565
        telegraph test board relays and sounder
        U.S. Electrical Supplies
        Date: 1910-1920
        Object number: 1997-1-0578
        telegraph repeater
        Western Electric Company
        Date: 1900-1920
        Object number: 1997-1-0581
        telegraph relay
        Western Electric Company
        Date: circa 1904
        Object number: 1997-1-0594
        telegraph receiver
        American
        Date: 1890-1920
        Object number: 1997-1-0567
        telegraph repeater
        American
        Date: 1900-1930
        Object number: 1997-1-0613