000 00402nam a22001457a 4500
008 230504b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a621.385.2
_bK6
245 _aDiodes
260 _aPhiladelphia:
_bM W Lads Publishing Company,
_c1966
300 _a63p.
650 _aScience
653 _aPhysics
942 _2udc
_cBK
999 _c40622
_d40622