00394nam a22001337a 4500008004100000040005500041080001500096100001800111245004200129260004500171300001600216650001500232653001300247230511b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a547.94bJ4  aBentley, K W   aChemistry of the morphine alkaloids    aOxford: bAt the Clarendon Press, c1954  axix, 433p.   aChemistry   aMorphine