000 00466nam a22001697a 4500
008 230529b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a608.3
_bJ8
100 _aJewkes, John
_910175
245 _aSources of invention
260 _aLondon:
_bMacmillan & Co. Ltd.,
_c1958
300 _axii, 428p.
650 _aInvention
653 _aScience
700 _aSawers, David
942 _2udc
_cBK
999 _c35783
_d35783