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Jan 1, 1949

Jan 1, 1957

New Products Equipment

Jan 3, 1951

New Products Equipment

Jan 9, 1951

Jan 1, 1884

State Geological Survey of Kansas, Lawrence, Kansas Raymond C Moore, State Geologist. A list of publications will be sent upon request Most of the earlier volumes and bulletins of the Survey are now out of print, and available only at libraries Many of the bulletins

Jan 1, 1933

OFFICERS AND DIRECTORS President and Director AUGUSTUS B KINZEL, '60, New York City Past President and Director GROVER J HOLT, '59, Ishpeming, Michigan President-elect and Director HOWARD C PYLE, '61, Los Angeles, Calif

Jan 1, 1958

Past-president Philip N. Moore has accepted the position of engineer member of the War Mineral Relief Commission and has already taken up the work. J. E. Spurr is the chief engineer of the Commission and is now organizing the examining staff.

Jan 4, 1919

At the annual meeting of Southern California Section, held on May 28, the following officers were elected: Chairman, W. F. Staunton, vice-chairman, L. C. Mott, secretary-treasurer, A. B. Carpenter; executive committee, J. W. Neill, C. Colcock Jones, Mead Goodloe. ALVIN B. CARPENTER, Secretary-Treasurer.

Jan 8, 1919

California Oil and Gas Association, 510 West Sixth St , Los Angeles, Calif Edwin Higgins, Secretary This Association for many years published the monthly magazine, "Oil Bulletin " Publication was discontinued in June, 1932, and numbers are now available only in reference form Some of the articles in the magazine dealt with the geology and natural resources of gas and oil

Jan 1, 1933

Map

Jan 1, 1937

CHARLES H. MACDOWELL F. V. DESLOGE CHAIRMAN OF CHICAGO CHAIRMAN OF ST. Louis SECTION SECTION R. J. GRANT F. W. BRADLEY CHAIRMAN OF COLORADO CHAIRMAN OF SAN FRANCISCO SECTION SECTION

Jan 7, 1919

[TRANSACTIONS Indexes to Vols. 1-35, 36-55, 56-72, 73-117 (set of 4 Indexes). DIVISIONAL TRABSACTIONS AND SPECIAL EDITIONS Coal Division Volume, 1930, 1931, 1932, 1934, 1936, 1938, 1940, 1942, 1944. Institute of Metals Division Volume, one each year 1927-1945.]

Jan 1, 1946

The 116th Meeting of the Institute is being held in New York as this Bulletin goes to press. A full account of the proceedings, together with a report of the discussion of technical papers, will be printed in the April Bulletin.

Jan 3, 1918

BRANCH COUNCILS MINING BRANCH R E Byler, '53, Chairman (Minerals Beneficiation) - C M. Cooley, Acting Secretary A Lee Barrett, '54, (Coal) Carroll A Garner, '53, (Coal) E. H Crabtree, '54, (Minerals Beneficiation) Ian Campbell, '54, (Industrial Minerals) A B. Cummins, '53, (Industrial Minerals) E. D Gardner, '53, (Mining, Geology, and Geophysics) LeRoy Scharon, '54, (Mining, Geology, and Geophysics) R. T Gallagher, (Mineral Industry Education) John H Ffolliott, (Mineral Economics)

Jan 1, 1952

By James H. Pannell, John Dasher, Wilfred L. Freyberger, A. M. Gaudin

A new sorting process for beryllium minerals is described. This depends upon emission of neutrons upon irradiation by gamma rays, a nuclear reaction which is specific for beryllium at the appropriate energy level. Signals given by neutrons when ore passes on a belt are changed to mechanical commands through amplifiers and other electrical equipment.

Jan 4, 1950

The American Steel Treaters Society, which meets at the Seventh Regiment Armory, Chicago, Ill., on Sept. 23-27, has provided an especially interesting program of thirty-five papers. They deal with "Heat Treatment of Steels for Cutting Purposes," "Heat Treatment of Miscellaneous Products," Heat Treatment of Steel for Intermittent Cutting Purposes, "Results of Investigation Pertaining to Heat Treatment," "Heat Treating Equipment," "Solution of Modern `demands on Heat Treating."

Jan 9, 1919

By Ellison C. Means

Many Virginia furnaces are troubled with a small percentage of zinc in their stock, this element being present, although the chemist may have failed to report it, either in the ore or in the limestone.

Jan 1, 1889

PROF RICHARD ÅKERMAN Stockholm, Sweden DR. FRANK DAWSON ADAMS Montreal, Canada PROF RICHARD BECK Friberg, Germany ANDREW CARNEGIR New York, N.Y. DR. JAMES DOUGLAS New York, N.Y. PROF HATON DE LA GOUPILLIERE Paris, France SIR ROBERT A. HADFEILD London, England PROF HANS HOFFER Leoben, Austria JAMES FURMAN HOEFER Leoben, England PROF HENRI LOUIS LE CHATELIER Paris France

Jan 1, 1917

Meeting, Mar. 28, 1913.-The following Committees were appointed : Library ; Membership; Precious and Base Metals ; Papers and Publications ; Economic Geology ; Iron and Steel ; Increase of Membership; Stocking Pamphlets and Publications; and the following representatives: Joint Conference Committee of the four National Engineering Societies; General Committee in Charge of the International Engineering Congress, 1915. Delegates were appointed to attend the International Geological Congress and the Fifth Conservation Congress. These appointments are listed on pp. xxxvii. to xxxix.

Jan 4, 1913