Putnam, G. R. (George Rockwell), b. 1865 · New York, J. Wiley & Sons; [etc.] · leaf 150
luable guide inavoiding dangers, as for example an inspection of thechart may show that if a certain lighthouse is kept in linewith or open from an islet a dangerous shoal will be givena good berth; on coasts not well buoyed such dangerranges are sometimes marked on the charts. (Fig. 43.)… … ■TO ^•^«-3S.mo3 s.dtqs
Nautical charts
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