02a0020648;20011205d1996 ekmy0engy01;eng;a z 000yy;r;Radiocarbon dates from Delaware;a compilation;Kelvin W. Ramsey & Stefanie J. Baxter;Newark;University of Delaware;1996;18 p.;ill;Report of Investigations;Delaware Geological Survey;no.54;2001b;aReport of Investigations ; fDelaware Geological Survey ; vno.54;特拉华的放射性碳年龄测定 : 汇编;a275.082;Ramsey ; Baxter;Kelvin W. ; Stefanie J.;101;458139;P;254.2;R29de;v54 ; r793.86;a15;b1;cP