The Merchant Shipping (Pilot Signals) Order 1970
At the Court at Buckingham Palace, the 17th day of December 1970 Present, • The Queen's Most Excellent Majesty in Council Her Majesty, in exercise of the powers conferred upon Her by section 45(1) of the Pilotage Act 1913(a), and of all other powers enabling Her in that behalf, is pleased, by and with the advice of Her Privy Council, to order, and it is hereby ordered, as follows :-