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,~_ <br />_ ,,. <br />~ Title. <br />--- ~ O~taer or Company:-The Eagle Bird Yining ~ Tunnel Company.(aerbutt~ <br />- ~No inoorporatioa papers Plled~in Lake Co.Hoeard EvaAe-secretary, <br />~# i9 Eaet Colfax Avenue,Danver.Colo. <br />- jLeaoed by:-The aerbutt Leasing Company_JOhn Oortelllni-Manager. <br />--- I# 329 ]-est Bth,st.Leadville,Leke Co,OOlo. <br />------ ;Date oP original,looation:-IB79. <br />_---- " • " openings:-I879. <br />--.--.-,. Altitude:-IL 600.aharaoter oP eurPaoe,hilly-3treama,none-Water <br />--_- -- supply,Iron mine Plume-Ho timber-Roade,D.&.R.a.Ry.Wagon road. <br />-- ;There is a geolgioel survey of the dietriot:-Fmmona. <br />--- ~'Struotvre-and oharaoter oP oountry rook:-quartz Porphyry, <br />Ore bodies. <br />-, - Charaeter of same-sulphides-strike N.E.&.S.W.Dip vertioel. <br />- __- - <br />ore~. <br />A31 ores shipped are smelting in oharaoter-Metals end minerals, <br />-- - - <br />same as report of 1914. <br />i, <br />surPaoe and Hoisting plant. <br />No additional maohinery has been piaoed on the mine during the ~, <br />vast year. <br />Explosives. <br />The same oharaoter and method oP using explosives are the same <br />i <br />ae in last report, <br />I <br />wining. <br />The main opening the aerbutt shaft has been sunk to the depth <br />of IoOO feet during the gaet year-NO further developement has <br />been done exoept in the ordinary oourae of extraoting ore. <br />Mine methods. <br />.Mine methods auoh ea timbering,tramming,drainege,end ventiln- <br />tion same es in DeDOrt of 1914. <br />Produotion. <br />Avorege tonnage per month:-2000.anoss tonnage per Year:-24.000. <br />Men employed. <br />;Average number o! men employed is about 90,olessi!!ed ea !n <br />114. <br />Oost:-The average assay value of ore,oost of mining,trentment. <br />;and transportation same as !n 1914. <br />jaenerel remarks;-same as in previous report. <br />4^ <br />r <br />j <br />