000 00490nam a2200157 4500
001 0000002463
008 111013 1962 eng d
040 _aJMGHQ
090 0 0 _a553.09595
_bREN
100 1 _aRenwick, A.
245 1 0 _aSummary of investigation into possible sources of raw material (shale/clay) for leca (light expanded concrete aggregate)
_cA. Renwick.
260 _c1962
300 _a5 p.
_c30 cm
650 0 _aMinerals
_zMalaysia
650 0 _aGeology, Economic
_zMalaysia
999 _c22588
_d22588