00350cam a22001097a 4500008004000000082001100040245006300051260005000114300001000164700003600174700003000210180718b1952   xxu||||| |||| 00| 0 eng d  aO3 Un3  aThe ship captain's medical guidecby Ministry of Transport  aLondonbHer Majesty's Stationery Officec1952  a337p.  aHer Majesty's Stationery Office  aU.K.Ministry of Transport