18 A self-registering tide gauge and barometer to be provided by undertakers. U.K.
Unless it be provided by the special Act that the undertakers need not provide a tide or weather gauge, the undertakers, before they shall be entitled to take any rates in respect of the harbour, dock, or pier, shall provide and always thereafter maintain in good repair and working order, in a proper part of the harbour, dock, or pier, and in such manner as the Admiralty shall by writing under the hand of the Secretary of the Admiralty approve of, an efficient self-registering tide gauge, with a barometer, and they shall cause the daily working and results of the said tide gauge and barometer, and a daily account of the state of the wind and weather, to be regularly and properly kept, and shall cause the full and true results and details thereof to be sent monthly to the Secretary of the Admiralty.
Modifications etc. (not altering text)