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[Acker Drill Co., Inc. 997 Bauer Advertising, Inc. Allen -Sherman-Hoff Pump Co. Third Cover Dee Carlton Brown, Advertising Allis-Chalmers Mfg. Co. 911 Compton Advertising, Inc. American Cyanamid Co * James J. McMahon, Inc. American Manganese Steel Div., American Brake Shoe Co. 933 Fuller & Smith & Ross, Inc. Anaconda Copper Mining Co. * Kenyon & Eckhardt Inc. Carlon Products Corp. 910 Penn and Hamaker. Inc.]

Jan 1, 1952

[Allen -Sherman-Hoff Pump Co Third Cover Dee Carlton Brown. Advertising Allis-Chalmers Mfg. Co 436,519 Compton Advertising, Inc. American Cyanamid Co * James J. McMahon. Inc. American Manganese Steel Div., American Brake Shoe Co 444 Fuller & Smith & Ross, Inc. Anaconda Copper Mining Co 449 Kenyon & Eckhardt Inc. Carton Products Corp. * Penn and Hamaker, Inc. Chicago Pneumatic Tool Co 431 G. M. Basford Co.]

Jan 1, 1952

The Second Annual Safety First Dinner to the Liberty Bell Mine Crew was held on Apr. 7, 1916, in recognition of the second year without fatal accident and with few serious accidents. The address of the evening was given by the Rev. Edward Burns Martin, on "Safety and Citizenship," and was followed by informal talks on safety, health and citizenship.

Jan 6, 1916

By William B. Phillips

In connection with the address of our late President, Mr. Joseph D. Weeks, delivered at the Pittsburgh meeting, in February, 1896,* I venture to believe that a circumstance which came recently to my notice may possess some historical interest. Several years ago I spent some months in Western Kentucky

Jan 1, 1899

University of Alabama University, Alabama Mining and Metallurgical Society STEPHEN STILLWELL, President VINCENT ZENOBILE, Secretary GEORGE '1 BATOR, Faculty' Sponsor RAY L. FARABEE, Counselor University of Arizona Tucson, Arizona Miners' Society RICHARD BRITTAIN, President FRED W. SHERMAN, JR., Secretary J. B. CUNNINGHAM, Faculty Sponsor E. P. GARDNER, Counselor

Jan 1, 1943

Jan 1, 1967

Jan 1, 1952

University of Alabama University, Alabama Mining and Metallurgical Society ROBERT H WHELFSS, President JOHN WINEFORDNER, Vice-President DORACE DODD, Secretary KARL STARK, Treasurer GEORGE T BATOR, Faculty Sponsor PERCY G COWIN, Counselor

Jan 1, 1952

United Engineering Trustees, Inc. GEORGE A. EASLEY H. G. MOULTON A. L. QUENEAU The Engineering Foundation GEORGE D. BARRON E. DEGOLYER A. L. QUENEAU Engineering Societies Library Board H. K. MASTERS A. B. PARSONS, Ex-officio F. F. SHARPLESS H. H. SWEETSER ARTHUR L. WALKER

Jan 1, 1934

By N. M. Langdon

It is now about, two years since we began wing concentrates from Port Henry magnetic-ores in the blast-furnaces of Witherbee, Sherman & Co. During this time we have had the usual ups and downs incident to blast-furnace practice, and have used the concentrates in

Jan 1, 1892

[Admissions: B. M. Gottlieb, Chairman Edmond F. Egan K. Marshall Fagin John S. Fuller Edward E. Monteith T. A. Pollard Howard J. Ritts, Jr. Kenneth W. Robbins Harold E. Wright Advertising and Exhibits: Bernard F. Klein, Chairman Bob Diggs Brown R. E. Howard H. M. Krause, Jr. R. G. Parker Mrs. Evelyn R. Robertson]

Jan 1, 1961

Upper Peninsula W. O. HOTCHKISS, Chairman C. H. BAXTER, Secretary-Treasurer, Michigan College of Mining and Technology, Houghton, Mich. S. R. ELLIOTT RUDOLPH ERICSON W. H. SCHACHT Utah Meets second Thursday of each month, October to May, inclusive B. L. SACKETT, Chairman C. T. VAN WINKLE, Vice-chairman G. L. OLDRIGHT, Secretary-Treasurer, U. S. Bureau of Mines, Salt Lake City, Utah A. E. RING L. A. WALKER

Jan 1, 1932

Mining Methods LUCIEN EATON, Chairman S. R. ELLIOTT, Vice-chairman CHARLES W. WRIGHT, Secretary Alluvial Mining CLINTON BERNARD CHARLES JANIN O. J. EGGLESTON CHARLES H. MUNRO N. L. WIMMLER Open-cut Mining Iron MAX H. BARBER J. A. MACKILLICAN KENNETH DUNCAN W. R. VAN SLYKE

Jan 1, 1932

W. M. Courtis, Detroit, Mich. (communication to the Secretary) : Having made a rapid examination of the deposits described in this paper, I am not inclined to generalize confidently concerning its geological relations. But, since an analysis furnished by me has been included in the paper, it may be of further use to give the results of other samples and analyses. I give, therefore, a table of analyses by different parties, showing the average from surface-specimens:

Jan 1, 1901

By R. K. Young

This paper describes a computer-based Data Acquisition System which provides efficient data logging and retrieval, control of on-line gas chromatographs, and instantaneous calculation of material and energy balances.

Jan 1, 1977

Jan 1, 1959

The following list contains the names of members whose death notices have been printed in MINING AND METALLURGY from March 15, 1945 through March 27, 1946. Biographical sketches published in MINING AND METALLURGY are indicated in the last two columns. [ ]

Jan 1, 1946

LIMA (PERU) Established May, 1952 James S Young, Honorary Member of Section (Legion of Honor Member) Bernard T Colley, Honorary Member of Section (Legion of Honor Member) Edward H Robie, Honorary Member of Section (Secretary of AIME) Carl W Westphal, Chairman Ernesto A Baertl, 1st Vice-Chairman Pierre L Garrigue, 2nd Vice-Chairman Walter E King, Secretary-Treasurer Avenida Santa Cruz 331 San Isidro, Lima, Peru Daniel M Rodriguez, Assistant Secretary Alberto E Brazzini, Assistant Treasurer Robert P Koenig, Section Delegate Irving L Barker, Special Representative

Jan 1, 1954

By J. Richard Kyle

On page 1617, the author's box was incorrect. It should have read: J. R. Kyle, member SME, is an assistant professor of geology. Dept. of Geological Sciences, The University of Texas at Austin. Austin, TX. On page 1616, the italic line 22, beginning "Murray, R.C. ... " should have been deleted. On the same page, the first two lines (27 and 28) referring to Norris, A.W., 1965 . . . should have been deleted. Column 2 should have preceded column 1.

Jan 1, 1981

By F. C. Langenberg, R. W. Lindsay

COPPER sometimes is added to steel and cast iron as an alloying element to improve or impart specific properties. However, in some steels it exerts an impurity effect in impairing response to fabrication by hot working and deep drawing. The resid-

Jan 1, 1955