00870nam0-2200301---450-99000978697040332120131107132936.0000978697FED01000978697(Aleph)000978697FED0100097869720131107d1940----km-y0itay50------baengUSa-------001yyMicroscopic determination of the ore mineralsby M. N. Short2nd ed.WashingtonU.S. Government printing office1940VIII, 314 p., 1 c. di tav.ill.23 cmIngegneria generaleShort,M.N.521285ITUNINARICAUNIMARCBK990009786970403321L1/22s.i.DINGEDINGEMicroscopic determination of the ore minerals833044UNINA