NP221 Tidal Stream Atlas Plymouth Harbour & Approaches
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Admiralty Publication NP221 Tidal Atlas Plymouth Harbour & Approaches
Tidal streams diagrams include detailed tidal stream direction and strength information. They show at a glance the direction and rate of tidal streams, display neap and spring tidal rates in tenths of a knot and help you to calculate the tidal stream rate on any particular day.
|Dimensions||35 × 25 × 1 cm|