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<br /> <br /> <br />:. ~, <br />• <br />LATEST NAME or t~lE BLACx HAWK <br />COUNTY <br />HuerPano LATEST OPERATOR <br />Black Hawk Coal Mng. Co <br />Map -19110 <br />N OR_0 C <br />Walaenturg <br />YEAR PREVIOUS OPERATORS C 0 <br />YEAR TONS YEAR TONS YEAR TONS <br />2526 293 6(iW <br />KIND OF COAL <br /> aek Hawk C <br /> D &S B <br /> k Ha C C <br /> 2 S EPTH <br /> <br /> <br /> 1 10 ROCK SLOPE LEidGTH <br /> : 193 ~ 8 71 - <br /> 1939 ' 1 ~' <br /> 0 ROCK TUNNEL NGTH., <br /> <br /> r ~ <br /> ~ „ Ina . / ~2 SEAM ~ <br /> TH CKNESS 0~ S <br /> .. <br /> ~ <br />n <br /> PITCH <br /> <br /> <br /> <br /> <br /> RAII,ROAD AT MINE <br /> <br /> None <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Ir' <br />,, <br />~,, <br /> <br /> <br /> <br /> . , •-' ; <br /> ~ <br />. Y <br /> x. <br /> <br /> <br /> i <br /> k' <br /> e. <br /> t <br /> • ... , <br />~ <br /> 5 `; + <br />:.1 <br /> <br /> ' <br /> ,w <br />^ <br />