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Engineering Development of Mining MenBy R. M. Raymond
RECENTLY one of the Welsh coal companies, which has an excellent plant of up-to-date ma-chinery both on the surface and underground, operated under modern methods, sent one of its engi-neers to the Un
Jan 10, 1927
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American Industrial Commission To FranceJoseph G. Butler, Jr., who represented this Institute on the American Industrial Commission to France, has presented a report to the Chairman of the Commission regarding the steel industry of France i
Jan 12, 1916
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Inspiration (ca58846b-f0a0-4af7-baf0-efaae491e25d)AMONG the fellow prospectors of Black Jack Newman, locator of the claims that became the Miami mine, were J. D. Coplen and Bud Woodson. Woodson was in the district when the Bloody Tanks Indian massacr
Jan 1, 1933
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Over-Oxidation Of Steel. (e1a2e7ca-e515-4962-ad80-bb203cdfa557)Discussion of the paper of W. R. Shimer and F. O. Kichline, presented at the New York Meeting, October, 1913, and printed in Bulletin No. 81, September, 1913, pp. 2361 to 2377. ALLERTON S. CUSHMAN,*
Jan 12, 1913
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Discussions - Of Mr. Keyes's Paper on Ozark Lead- and Zinc-Deposits: Their Genesis, Localization, and Migration (see p. 184)E. R. Buckley, Flat River, Mo. (communication to the Secretary*) :—Some statements in the paper of Mr. Keyes relative to the nature and formation of the Ozark lead- and zinc-deposits seen1 to me erron
Jan 1, 1910
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Canadian Gold Output Increasing; Developments at Depth FavorableBy Louis D. Huntoon
CANADIAN gold production is forging ahead annually and the prospects are that it will continue to do so for many years. Table 1 shows recent annual increases. Production for 1933 will probably reach $
Jan 1, 1933
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Pittsburgh Paper - Iron-Ore Deposits of Southern UtahBy W. P. Blake
One of the most remarkable iron-ore districts of the world is found in Southern Utah, in Iron County, about 270 miles south of Salt Lake City, and 10 miles west of Cedar City. This region has long
Jan 1, 1886
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Manganese Ore Deposits In CubaBy Ernest Burchard
A RECONNAISSANCE Of the manganese-and chrome-ore deposits of Cuba was made by the writer, as a representative of the U. S. Geological Survey, in company with Mr. Albert Burch of the Bureau of Mines un
Jan 3, 1919
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Production - Domestic - Oil and Gas Activity in Indiana in 1944By Otis W. Freeman
Production of oil in Indiana during 1944 is estimated at approximately 4,950,000 bbl., a decline of 6 per cent from the preceding year. Shortage of labor and material, together with governmental regul
Jan 1, 1945
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Virginia State Department of Labor and IndustryCommonwealth of Virginia, Department of Labor and Industry, Rooms 313-318, State Office bldg , Richmond, Va John Hopkins Hall, Jr., Commissioner of Labor The Department of Labor and Industry publ
Jan 1, 1933
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The Conference Department At Lehigh University.By Henry S. Drinker
(Canal Zone Meeting, November, 1910.) FEW men reach middle life without having had the experience of failure in one or more undertakings; and most of us can look back with gratitude to help or advice
Jan 1, 1911
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Mining Conditions in MexicoBy D. R. THOMAS
GENERALLY speaking, the production of other metals in Mexico fluctuates with that of silver. The first commercial discovery of mineral was in Taxco, Guerrero, in 1552. Five years later, the patio proc
Jan 1, 1921
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Copper MetallurgyBy H. M. Shepard
THE copper industry operated at high capacity throughout 1947, with no serious tie-ups in operation as was the case in 1946, when almost the entire industry was shut down by a four-month strike. Refin
Jan 1, 1948
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Ray ConsolidatedONE of the interesting-though not unnatural-features of the whole Porphyry Copper development is the way in which the history of each property dovetails with that of one or more of the others. The sam
Jan 1, 1933
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Chattanooga Paper - The Jenks Corundum Mine, Macon County, N. C.By Rossiter W. Raymond
By the courtesy of Mr. Charles W. Jenks, of Boston, one of the owners of this interesting mine, I am enabled to lay before the Institute a suite of specimehs, illustrating its peculiar formation and t
Jan 1, 1879
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The Nature Of Metals As Shown By Their Properties Under PressureBy P. W. Bridgman
IT is characteristic of most scientific investigators that they are not satisfied with the discovery of new facts, no matter how curious or unexpected, but that along with the factual discovery there
Jan 1, 1938
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An Edgestone Crusher For Analytical SamplesBy Robert H. Richards
(Read at the Amenia Meeting, October, 1877.) DURING the summer of 1870, I had an opportunity to visit the laboratory of the late David Forbes, Esq., in London, and was much interested in a labor-savi
Jan 1, 1878
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Olivine: Potential Source of MagnesiumBy George W. Powel
IN the nation's effort to raise its magnesium metal supply to meet the ever increasing demand, the Government is relying not only on standard established practice but has extended its support to
Jan 1, 1942
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Discussion - Of Mr. Malcolmson's Paper on The Sierra Mojada, Coahuila, Mexico, and Its Ore-Deposits (see p. 100)S. F. Emmons, Washington, D. C.: Mr. Malcolmson's paper on the intensely interesting deposits of the Sierra Mojada creates a strong desire to visit the region so well described. Although it is di
Jan 1, 1902
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Industrial Service Movement of Y.M.C.A.By J. Parke Channing
THE growth of and profession depends on meeting and solving new problems. It is a continuous process. 'A period free from new, or hitherto unknown, questions will be a period of arrested developm
Jan 1, 1921