The law relating to the telegraph, the telephone and the submarine cable : including the provisions of the Telegraph Acts, 1863-1899, the Public Health Amendment Act, 1890, the London Overhead Wires Act, 1891, the Post Office Acts, 1884-1898, and the Submarine Telegraph Acts, 1885 and 1886 : together with an introduction, notes, and index / by Evelyn G.M. Carmichael.