The line crossing Australia which was thus explored has since been occupied by the electric telegraph connecting Adelaide, Melbourne, Sydney, and other Australian cities with London.
This, with proper apparatus for originating electric currents at one end and for discovering the effects produced by them at the other end, constitutes an electric telegraph.
The Electric Telegraph Company, formed to undertake the business of transmitting telegrams, was incorporated in 1846.
During this period the Electric Telegraph Company's average receipts per message fell from 4s.
Scudamore, second secretary to the Post Office, to inquire and report whether the electric telegraph service could be beneficially worked by the Post Office, and whether it would entail any very large expenditure on the.