Edward A. Calahan: contract with The Gold and Stock Telegraph Company, 1867 December 28 Box 2 Highlight Edward A. Calahan: contract with The Gold and Stock Telegraph Company, 1867 December 28 Series II: Uncataloged legal documents and correspondence, 1860-1903
Edward A. Calahan: contract with The Gold and Stock Telegraph Company, 1870 September 13 Box 2 Highlight Edward A. Calahan: contract with The Gold and Stock Telegraph Company, 1870 September 13 Series II: Uncataloged legal documents and correspondence, 1860-1903
Amos Emerson Dolbear: patent assignment to The Gold and Stock Telegraph Company, 1877 October 10 Box 2 Highlight Amos Emerson Dolbear: patent assignment to The Gold and Stock Telegraph Company, 1877 October 10 Series II: Uncataloged legal documents and correspondence, 1860-1903