=LDR 22 4500 =001 4570 =082 04$a551.79 CHA =100 1\$aCharlesworth, J. K. =245 10$aThe Quaternary Era: with special reference to its glaciation: Vol. 1 =260 \\$aLondon :$bEdward Arnold,$c1957 =650 \0$aBooks =852 \\$bFreeman Library$h551.79 CHA