00976nam--2200337---450-99000330169020331620090824102424.0000330169USA01000330169(ALEPH)000330169USA0100033016920090824d1958----km-y0itay50------baengUS||||||||001yyElementary seismologyCharles F. RichterSan Francisco and LondonW. H. Freeman and companycopyr. 1958VIII, 768 p.ill.23 cmA series of books in geology2001A series of books in geologySismologia551.2RICHTER,Charles F.30849ITsalbcISBD990003301690203316551.2 RIC9922/CBS551.200326093BKSCIRSIAV69020090824USA011024ELEMENTARY SEISMOLOGY318562UNISA