00798nam0-2200277---450-99001007624040332120160608093118.0001007624FED01001007624(Aleph)001007624FED0100100762420160525d1965----km-y0itay50------baengUSa-------001yyGeologya survey of earth scienceEdgar Winston Spencerwith drawings by Elizabeth Humphris SpencerNew YorkThomas Y. Crowell1965XV, 653 p.ill.23 cmSpencer,Edgar WinstonSpencer,Elizabeth HumphrisITUNINARICAUNIMARCBK990010076240403321N 9/347856DINGEDINGEUNINA