Research Catalog

  • The telegraph cable : historical view of the art of electro-magnetic telegraphing in connection with the telegraph cable, and its insulation by gutta pecha : an argument addressed to the U. S. Senate, Committee on Patents, etc. / by George Griscom ... in answer to the arguments filed on behalf of G. B. Simpson's claims.

    • Text
    • Philadelphia : King & Baird, 1867.
    • 1867
    • 2 Items
    FormatCall NumberItem Location
    Text TT p.v. 48 no. 1-11Schwarzman Building - General Research Room 315

    Available - Can be used on site. Please visit New York Public Library - Schwarzman Building to submit a request in person.

    FormatCall NumberItem Location
    Text TTC p.v. 4 no. 1-10Schwarzman Building - General Research Room 315

    Available - Can be used on site. Please visit New York Public Library - Schwarzman Building to submit a request in person.

  • Reasons for opposition to certain proposed changes in the patent laws [electronic resource] / submitted to the Committees on Patents of the U.S. Senate and House of Representatives, by a committee of inventors, solicitors and attorneys.

    • Text
    • Washington [D.C.] : H. Polkinhorn & Co., printers, 1870.
    • 1870

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