00631nam a22001697a 4500008004100000040005500041080002200096100003000118245005300148260004800201300001100249650001500260653001100275942001200286999001700298952014600315230420b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a5/6.001.5(06)bK2  aMelville, Sir Harry96961  aDepartment of scientific and industrial research  aLondon: bGeorge Allen & Unwin Ltd., c1962  a200p.   aScientific  aNature  2udccBK  c21400d21400  00102udc40656001506_K270931399aNSLbNSLcGF/Rk-5/C-16/R-4d2004-07-20l0o5/6.001.5(06) K2p190501r2023-04-20 00:00:00w2004-07-20yBK