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Jan 1, 1967

Jan 1, 1933

By S. H. Ash

lowest fatal injury rate in history conferences stress selling worker on safety international safety conference beneficial

Jan 2, 1951

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Jan 1, 1938

WHERE "MINING AND METALLURGY" OR THE TRANSACTIONS MAY BE CONSULTED For the convenience of members who may be traveling from place to place, the Secretary has compiled a list of libraries or other places in the United States and foreign countries where MINING AND METALLURGY or the Transactions may be consulted This list will be sent to members if they so request

Jan 1, 1923

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

For the convenience of members who may be traveling from place to place, the Secretary has compiled a list of libraries or other places in the United States and foreign countries where MINING AND METALLURGY or the Transactions may be consulted. This list will be sent to members if they so request.

Jan 1, 1925

(Under this heading will he published notes sent to the Secretary of the Institute by members or other persons introduced by members.) Member, mining engineer, technical education with 9 years' varied experience as superintendent and operating engineer, desires position with mining or manufacturing company requiring the services

Jan 3, 1918

By J. T. Richards

ELASTIC constants, including E-modulus, G-modulus, Poisson's ratio, and compressibility, are affected by temperature, but not necessarily to the same degree nor in the same direction. Theoretical expressions relating the temperature coefficients for the various elastic constants have been introduced by Gruneisen. In considering the thermoelastic characteristics

Jan 1, 1955

Mining Methods J. HURRAY RIDDELL,Chariman Guy N. BJORGE, Vice- Chairnan ROLAND D. BANKS, Secretary Alluvial Mining CLINTON BERNARD O. B. PERRY BENERE H. GRANT C. M. ROMANOWITZ Open-Cut Mining Iron G. E. DIERL P. G. HARRISON EARL E. HUNNER

Jan 1, 1939

By R. W. Raymond

THE specimen of anthracite which I exhibit is from the Ortiz Mine Grant, about fifteen miles southwest of Santa Fe. The beds belong to the lignitic formation of the Galisteo, which Hayden and

Jan 1, 1874

Truman H Aldrich '78 W. S Ayres '73 A. A Blair '75 Walter M Brodie '72 H M. Chance '74 Frederick G Corning '77 Henry S Drinker Founder Ernest F. Eurich '74 W. E. C Eustis '76 A Heckscher '79 Henry D. Hibbard '79 Julian Kennedy '79 William St. George Kent '72 Frank Lyman '77 John Markle '79 Samuel Mather '79

Jan 1, 1923

For the convenience of members who may be traveling from place to place, the Secretary has compiled a list of libraries or other places in the United States and foreign countries where MINING AND METALLURGY or the Transactions may be consulted. This list will be sent to members if they so request.

Jan 1, 1925

Jan 1, 1927

By R. W. Raymond

The specimen of anthracite which I exhibit is from the Ortiz Mine Grant, about fifteen miles southwest of Santa Fe. The beds belong to the lignitic formation of the Galisteo, which Hayden and

PRESIDENT BENJAMIN B. THAYER,1 NEW YORK, N. Y. PAST PRESIDENTS JAMES F. KEMP,1 NEW YORK, N. Y. CHARLES F. RAND,2 NEW YORK, N. Y. FIRST VICE-PRESIDENT SIDNEY J. JENNINGS,1 NEW YORK,. N. Y. TREASURER GEORGE C. STONE,1 NEW YORK, N. Y. SECRETARY EMERITUS ROSSITER W. RAYMOND, NEW YORK, N. Y. SECRETARY BRADLEY STOUGHTON NEW YORK, N. Y.

Jan 11, 1914

By William M. Bowron

An interesting calculation was made at the Chattanooga Meeting of 1885 as to the cost of making a ton of pig-iron in the Chatta-

Jan 1, 1889

PRESIDENT BENJAMIN B. THAYER,1 NEW YORK, N. Y. PAST' PRESIDENTS JAMES F. KEMP,1 NEW YORK, N. Y. CHARLES F..RAND,2 NEW YORK, N. Y. FIRST VICE-PRESIDENT SIDNEY K. KENNINGS,1 NEW YORK, N. Y. TREASURER GEORGE C. STONE,1 NEW YORK, N. Y. SECRETARY EMERITUS ROSSITER W. RAYMOND, NEW YORK, N. Y. SECRETARY BRADLEY STOUGHTON NEW YORK, N. Y

Jan 6, 1914

By Elmars Ence, Harold Margolin

BUMPS, Kessler, and Hansenl have reported that the solubility of aluminum in or titanium is about 31 pct at 1240°C. Despite this large solubility, and no evidence of other phenomena, alloys containing 12 pct A1 or more were found to be brittle. The

Jan 1, 1958

At the MBD Business Meeting held on March 1, 1971, the General Committee of the MBD Division voted unanimously to change the name and expand the role of the Fluo-Solids Separation Committee. The new committee is called the Environmental Control Committee. Such action was taken because of the importance of environmental control and the need for a more active role in this area by our Division.

Jan 1, 1971