00648nam a2200181Ia 4500001000700000003000500007005001700012008004100029035002000070040001900090100003400109245013600143250001100279260004400290300003100334650005200365700004900417107075BIBL20160527182248.0750325s1959    xx            000 0 eng d  a(OCoLC)01237689  aYBMcYBMdm.c.10aLorbeer, George C.wdn2Local10aScience activities for elementary childrenc[by] Leslie W. Nelson and George C. Lorbeer. Drawings by: Harry Horowitz and Dick Lane.  a3d ed.0 aDubuque, IowabW. C. Brown Co.c[c1959]  axi, 178 p.billus.c28 cm. 0aSciencexStudy and teaching (Elementary)2Local10aLorbeer, George C.ejoint author.wcn2Local