00984nam a2200253 a 4500 735235 BD-DhUL 20141112115842.0 980810s1997 ncua b 000 0 eng 98181828 0892787465 DLC DLC BD-DhUL QE432.7 .R63 1997 552 21 PER Rocks and minerals : teacher's guide / Science and Technology for Children, National Science Resources Center ... Washington, DC 20560. Burlington, NC : Carolina Biological Supply Co., c1997. vii, 154 p. : ill. ; 28 cm. Includes bibliographical references (p. 151-154). Petrology Study and teaching (Elementary) Science and Technology for Children (Project) 7 cbc orignew 2 ncip 19 y-gencatlg ddc BK pb18 08-10-98 to cat.; jd00 08-12-98; jd02/jd20 08-17-98; jd99 to CLED 08-18-98; jp85 09-25-98 18810 18810 0 0 ddc 0 552_000000000000000_PER 0 NFIC 35807 DUSL DUSL GEN 2014-11-12 552 PER A9919 2014-11-12 1 2014-11-12 BK 0 0 ddc 0 552_000000000000000_PER 0 NFIC 35809 DUSL DUSL GEN 2014-11-12 552 PER A16011 2014-11-12 3 2014-11-12 BK 0 0 ddc 0 552_000000000000000_PER 0 NFIC 35810 DUSL DUSL GEN 2014-11-12 552 PER A25409 2014-11-12 2 2014-11-12 BK 0 0 ddc 0 552_000000000000000_PER 0 NFIC 35811 DUSL DUSL GEN 2014-11-12 552 PER A37470 2014-11-12 4 2014-11-12 BK 0 0 ddc 0 552_000000000000000_PER 0 NFIC 35813 DUSL DUSL GEN 2014-11-12 552 PER A9916 2014-11-12 5 2014-11-12 BK