000 00496 a2200253 4500
001 21422
020 _a14
041 _aeng
080 _a620.18 Keh
245 _aPrinciples of metallographic laboratory practice
250 _a3rd ed
260 _aNew York
260 _bMcGraw-Hill Book,
260 _c1949
300 _axiv,520 p.
300 _c23.5 cm
490 _a
100 _aKehl, G.L.
700 _a
650 _a
650 _aMetallography
942 _cBK
942 _2UDC
999 _c31169
_d31169