00434nam a22001457a 4500008004100000040005500041080002200096245004400118260003800162300001000200650002600210653001100236653001400247700002700261230516b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  aR 668.5(420) bK1  aAnnual directory and buyers' guide 1961  aLondon: bG & M Press Ltd, c1961  a142p.  aChemical technology.   aPlants  aAromatic   aLittlejohn, W R (Ed.)