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Morse telegraph register Western Union Telegraph Company Records
1820-1995

400 cubic feet
by Robert S. Harding and Alison Oswald

Archives Center, National Museum of American History, Smithsonian Institution, Washington, D.C;. archivescenter@si.edu; 202-633-3270; www.americanhistory.si.edu/archives
© 2001, second edition, by the Smithsonian Institution. All rights reserved.


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SERIES 16: PLANT DEPARTMENT RECORDS, 1867-1937, 1963

Box Folder Description
    Subseries 1: Correspondence, 1916-1940
547 1 Re: Licensing Agreements, 1916-1940
  2 Plant Letters, 1917-1931 (#1-#114)
  3 Plant Letters, 1917-1931 (#114-150)
548 1 Numerical index of active plant instructions (letters), 1931
  2 Plant Letters, 1917-1931 (#152-222)
    Subseries 2: Instructions, 1916-1960
549 1 Instructions, Vol. 1, 1916-1937
  2 Instructions, Vol. 2, 1919-1932
550 1 Instructions & rules pertaining to the construction & maintenance of outside plant # 20, 1915
821 12 Instructions and rules pertaining to the construction & maintenance of outside plant (showing vertical clearance for cable or wire), 1916
  13 Instructions and rules pertaining to the construction & maintenance of outside plant (motor, velocipede, lever and push cars), 1919
  14 Instructions and rules pertaining to the construction & maintenance of outside plant (accidents--first aid instructions), 1923
  15 Resuscitation in Gas Poisoning, Electric Shock, and Drowning A Manual in Standard Technique, 1929
550 2 Rules for care of iron gravity battery, 1916
  3 Operation and maintenance of telegraph power plants, 1918
  4

Installation Force Instructions, nos. 487, 492, 497, 1923
Handbook for Teleprinters Maintainers, 1944 June 12

  5 Instruction paper on electromagnetism, 1930
  6 Bell System practices outside plant construction and maintenance, 1931.
  7 Instructions for Teleprinter, 1944
  8 Instructions for Western Union Telegraph Company Boresighter (for machine guns), 1946.
551 1 Physical Plant and Broad Aspects of Accounting Classification and Control, 1960
    Subseries 3: Specifications, 1913-1953
  2 Numerical list of equipment specifications, 1923
  3 C-5-A, A paper insulated lead sheath cable with #14 browne and sharpe conductors, 1910
  4 E-4-C, installation and operation of differential quadruplex sets, 1917
  5 E-13-C, Signaling system for calling in duplex or quadruplex attendants, 1920
  6 E-21-E, Installation and operation of terminal duplex sets, 1918
  7 E-199-C, Switchboard circuit am with loops, 1925
  8 E-242-B, Manufacture of perforator tables 1A, 1913
  9 263-B, Multiplex printer 4-A, 1918
  10 313-A, installation of resistance lamp racks, 1914
  11 299A, Wiring and installation by Morkum, 1914
  12 529-A, Contact shunt locking repeaters and half repeaters, 1917
552 1 579-A, Adjustment and maintenance of Wheatstone relays and other types of polarized relays, 1917
  2 598-A, Installation and Operation of Call Boxes 5-A, 1917
  3 604-A, Anti noise sets, 1917
  4 732-A Cardwell Printing Telegraph System, 1918
  5 Installation of Morse Operating Sets, 1927
  6 Telefax Equipment Costs, 1953
    Subseries 4: Inside Plant Catalogues, 1917-1929
  7 Submarine Cable testing and Localization of Breaks, n.d.
553 1 Apparatus, Material and Tools, 1914
  2 Apparatus, Material and Tools, 1916
  3 Apparatus, Material and Tools, 1917
  4 Apparatus, Material and Tools, 1929
    Subseries 5: Outside Plant Catalogues, 1920-1929
  5 Outside Plant Catalogue, 1912
  6 Outside Plant Catalogue, 1920
  7 Outside Plant Catalogue, 1922
  8 Outside Plant Catalogue, 1924
  9 Outside Plant Catalogue, 1926
555 7 Catalogue of Approved Apparatus, Material and Tools (Engineering Dept. of Postal Telegraph-Cable Co.), 1927
  8 Outside Plant Catalogue, 1953
554 1 Outside Plant Catalogue, 1929
  2 10-A Printer Parts Catalogue, 1922
  3 1A Auto Control Parts Catalogue, 1923
  4 7A Type Distributor Catalogue, 1923
    Subseries 6: Equipment, 1867-1936 (not inclusive)
555 1 New York Stock Tickers, 1934-1936
  2 Dow Jones Tickers, 1935
  3 High Speed tickers, patents and description
  4 Description of Western Union High Speed ticker, 1928.
  5 Stock indicators and reporters (paper and bibliography), 1867; 1882; 1931
    Subseries 7: Wire and Pole Line Materials, 1874-1915
  6 Wire tests (of various companies), 1874-1882
555 9 Necessity for the poles now erected in Tenth Street, in the City of Philadelphia, by the Western Union Telegraph Company, 1876
556   Wire statistics, 1876-1888 (wires, poles, miles and number of messages)
557   Ledger of lines, January 1875-December 1888
558   Wire Mileage by State, Vol. 1 of 2, 1892 (Alabama-North Carolina)
559   Wire chart of Western Union showing all wires used in land line service, 1915
O/S Folder 19   List of commercial wires and number of miles for main stem and Philadelphia Divisions Wire Schedule B, undated
    Subseries 8: Miscellaneous, 1899-1963
560 1 Training Courses, Plant and Engineering Training Center, Chattanooga, TN, 1959
  2 Telegraph carrier routes, 1957-1963
  3

Lease outage report form and cable traffic conditions form, n.d.

  4 Technical notes (unidentified), 1939
  5 Plant Observer, 1929-1933
561A   Splice and position list for cable system at Punta Rasa-Key Bicore, 1924 and Miami Beach-Key West Tricore, 1899

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Last Update: 12 Oct 2012

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