00532nam a2200169Ia 4500 191121s9999||||xx |||||||||||||| ||und|| 9780114003685 IMU-MPC Column-5 Meteorological Office Ships' code and decode book : incorporating the international meteorological codes for weather reports from and to ships and the analysis code for use of shipping. London Her Majesty Stationery Office 1999 61 BK 2061 2061