00457nam a2200145Ia 4500008005200000082001600052100001800068245007400086250001200160260007100172300001300243650002500256650001500281650001500296200103s     1966      ||||xx |||||||||||||| ||und||  a623.82bPUR  aPursey, H. J. 0aMerchant ship construction : especially written for the merchant navy  a4th ed.  bBrown, Son and Ferguson, Ltd. , Nautical Publishersc1966aGlasgow  axii, 223  aElectric arc welding  aDuct keels  aWood decks