00417nam a2200169Ia 450000500170000000800410001702000180005804100080007608200090008410000150009324500370010826400330014530000190017865000060019765500140020370000300021720260914083057.0260914s9999    xx            000 0 und d  a0 7496 0881 1  aeng  a552.1 aLYE, Keith10aFirst Starts : Rock and Minerals  aLondonbFranklin Wattsc1992  a32 hlm.c22 cm 4a0  aGrade 7-91 aA. Patricia sechieeditor