000 002980000a22001330004500
245 _aPrinciples of metallography
100 _aWilliams, R.S.
100 _aHomerberg, V.O.
250 _a4th ed.
260 _aNew York
_bMcGraw-Hill
_c1939
080 _a620.18
_bW5
041 _aEN
942 _cBK
999 _c62889
_d62889