00467nam a2200121Ia 4500008005200000020001400052082001500066100002700081245016800108250001200276260004800288300000900336200103s 1977 ||||xx |||||||||||||| ||und|| a114003106 a646.3bOFF aMeteorological Office  0aShips' code and decode book : incorporating the international meteorological codes for weather reports from and to ships and the analysis code for use of shipping. a9th ed. bHer Majesty Stationery Officec1977aLondon a61p.