text London G. Bell and Sons 1954 Ind 278 p. : ill. ; 24 cm. 278 p. : ill. ; 24 cm. Index: p. 263-278 TYRRELL, G.W. EARTH 525 525TYRe INLIS000000000008402 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)