night order book

night order book

[′nīt ′ȯr·dər ‚bu̇k]
(navigation)
A notebook in which the commanding officer of a ship writes orders with respect to courses and speeds, any special precautions concerning the speed and navigation of the ship, and all other orders for the night for the officer of the deck.
References in periodicals archive ?
He had just signed the night order book and happened to glance out Into the water when he spotted a German U-boat.