MARRYAT, FREDERICK.

Sea Signals Assimilated containing observations on the mode and utility of Signalizing at Sea; showing how the Flags of Marryat's code can be available for the commercial code for the use of all nations authorised by the board of trade and also for the companion to the commercial code, by means of which the reckoning, wether latitude or longitude, north, south, east, or west, in degrees and minutes, can be indicated by one signal of three flags.

London, Charles Wilson, (1857). Orig. blue clothbacked wrappers. Stamp on title-page. 30 pp.

Order-nr.: 57691