. Mining and Scientific Press . ial Investigation of audi ior neld-englneers. Weld-work will hardly be possible olarge seale until spring. The time which lias elapsed alnctclaims were last brought before the Commission is alsoo place a handicap upon Held Investigations. idM MINING INSTITUTE Ml I M VI PITT8BTJBGB15th annual meeting of the Coal Mining institute ol \i;i/\ \ . Th. ni | . ol ti.•? Clifton Moi i b of i>i ? ..iporallot I been an . bj Walter Dougli Hod formi . npi rlntendent of the Copp. i Queen mini lI Btabee and latei In charge of the Detroit mines and win
. Mining and Scientific Press . ial Investigation of audi ior neld-englneers. Weld-work will hardly be possible olarge seale until spring. The time which lias elapsed alnctclaims were last brought before the Commission is alsoo place a handicap upon Held Investigations. idM MINING INSTITUTE Ml I M VI PITT8BTJBGB15th annual meeting of the Coal Mining institute ol \i;i/\ \ . Th. ni | . ol ti.•? Clifton Moi i b of i>i ? ..iporallot I been an . bj Walter Dougli Hod formi . npi rlntendent of the Copp. i Queen mini lI Btabee and latei In charge of the Detroit mines and win, the Phelps Dodge Morencl Branch Pot .mi he will have William Bavin, wh from the r Queen at Bl bee Norman Carmlchael will b conaultlni r for the Phelpa Dodge i orporatlon, with offices at New York. He has been with the Arizona CopperCo !,..s bet i. manager ..f this British company, which Intel] ti Its Arizona Inter- Announcement is made that no LOllI- tation or change will be put Into execution now, but worn. Interior of Inspiration Mill at Miami, Irlvma America was held at Pittsburgh, Pennsylvania, on December7, 8, and 9. Papers read included the following: TheMineral Resources of Pennsylvania, by George H. Ashley,State Geologist; Safety Gates and Safety Appliances forCages and Hoisting Shafts, by William G. Duncan. Directorof Mining Extension Work, State College, Pennsylvania;Explosion-Proof Mine Locomotives, by L. C. Illsley, elec-trical engineer. U. S. Bureau of Mines; and ComparativeHaulage Costs—Animal and Mechanical-, by A. F. were ten discussions at the Question Box Sessions onvarious phases of coal mining. At the annual dinner Iwas a large attendance. H. Foster Bain and GeorgeSmith, directors, respectively, of the U. S. Bureau of Mand Geological Survey, were speakers. Inspection trips in-cluded a visit to the 5000-ft. Liberty vehicular tunnel beingdriven on the south side of Pittsburgh, also to the Bureauof Mines Experiment Station and the minin
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