00367nam a2200109Ia 4500008004100000082001800041100002000059245001500079260005500094630001800149650009000167211109s9999||||xx |||||||||||||| ||und||  a551.33bJOS-A  aJoseph Mattom,  0aAndhapuram  bKamalalya Printing WorksaThiruvananthapuramc1978  xGENERAL STACK  aNATURAL SCIENCE& MATHEMATICSvEARTH SCIENCExGEOLOGY,HYDROLOGY & METEOROLOGYGeneralia