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~ ii <br />i <br />i <br />i <br />i <br />j ~ <br />i. <br />~, <br />j <br />f <br />i <br />:, <br />~.. <br /> <br />~` ' <br />(''_ 11 <br />~;~ <br />~~r~~ ~ ~ <br />I :. <br />~! a ~ , <br />~~t~~,~~ <br />I' <br />,;.tai, ~ i , <br />~IFI'~~ ~ <br />'' <br />;~1~~r j <br />~' r~ 1 <br />-7- <br />MININO AND MINE METHODS. <br />Bain shaft of iittsburg is 834 ft. deep, containing <br />4.211 foet of drifts. The Meeker shaft is 300 feet <br />deep. The l;atty a: aft is 150 feet deop. Howard shaft <br />28 feot deep. Cross-cut frcra Pittsburg shaft to <br />l:atty abaft 15C~ feot. All Rork is carried on by sing- <br />lo hand drilling. Production is 50 tons por month of <br />o='~/of an average assay valuo of }40 par ton. <br /> <br />