000 00464nam a2200169Ia 4500
008 190327s9999||||xx |||||||||||||| ||und||
040 _aNITIL
_cNITIL
082 _221st
_a549.1
_bL156N
100 _aLadoo, Raymond B
245 0 _aNonmetallic minerals
_cRaymond B Ladoo
250 _a2nd
260 _aNew York
_bMcGraw-Hill
_c1951
300 _axiii, 605p.
650 _aNonmetallic minerals; Mines and mineral resources
700 _aMyers, W M
942 _cBKS
999 _c58392
_d58392