Admiralty Tidal Stream Atlas NP221 - Plymouth

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Brand: Admiralty
Product Code: ADNP0221
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Admiralty Tidal Stream Atlas NP221  Plymouth
Both direction and rate of tidal streams at hourly intervals by careful and accurate use of graded arrows

Display mean neap and spring tidal rate in tenths of a knot

Include a diagram to assist you to calculate the tidal stream rates for your required day

Pb. A4 30pp