00780nam0-2200289---450-99000978661040332120131107124004.0000978661FED01000978661(Aleph)000978661FED0100097866120131107d1938----km-y0itay50------baengGBa-------001yyField determination of rocksby E. H. DavisonLondonChapman & Hall1938VIII, 87 p.ill.23 cmIngegneria generaleDavison,E.H.521284ITUNINARICAUNIMARCBK990009786610403321L1/13s.i.DINGEDINGEField determination of rocks833144UNINA