000 00429nam a22001457a 4500
999 _c4096
_d4096
008 200716b ||||| |||| 00| 0 eng d
082 0 0 _a620.18
_bY681
100 _9603
_aYoung, G. B.
245 1 0 _aMagnetic crack-detection; : notes on working principles and use of apparatus,
_cby G. B. Young
260 _aLondon
_bCharles Griffin & Co
_c1942
300 _avi, 60 p.
365 _d1.13
650 0 _aMagnetic Testing
942 _cBK