On the back cover the map of the world showing the limits of each volume is drawn. Each volume is divided into three parts:
PART 1: Primary Ports ( Giving Daily Predictions Of Time Of Low And High Waters).
PART 2: Data Of Secondary Ports.
PART 3: Principle Of Harmonic Constants.
How Admiralty Tide Tables is corrected?
Correction of Admiralty Tide Tables is under SECTION:7 (MISCELLANEOUS PUBLICATION UPDATES) of weekly notice to mariners(WNTMs).