the generic powers under section 51(v) were enunciated in detail in the post and telegraph act 1901, but the act only received royal assent 16 november 1901 and commenced 1 december 1901. the act delegated those powers to the newly established postmaster-general's department ("pmg"). this act included two key definitions: (1) "telegraphic" includes telephonic and (2) "telegraph" or "telegraph line" means a wire or cable used for telegraphic or telephonic communication including any casing coating tube tunnel or pipe enclosing the same and any posts masts or piers supporting the same and any apparatus connected therewith or any apparatus for transmitting messages or other communications by means of electricity.