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Jan 1, 1971

Jan 1, 1934

Jan 1, 1947

Jan 1, 1923

Jan 1, 1940

Jan 1, 1968

New Products Equipment

Jan 3, 1951

Jan 1, 1970

New Products Equipment

Jan 9, 1951

Jan 1, 1952

UNIVERSITY OF ALABAMA University, Ala. MINING AND METALLURGICAL SOCIETY James W Stewart UNIVERSITY OF ALASKA College, Alaska MINING SOCIETY OF THE UNIVERSITY OF ALASKA Guinn Metzger UNIVERSITY OF ARIZONA Tucson, Ariz. MINERS, SOCIETY H. Krumlauf

Jan 1, 1951

United Engineering Trustees, Inc. W. D. B. HOTTER, JR., '44 A. L. QUENEAU, '45 ALBERT ROBERTS, '43 The Engineering Foundation GEORGE D. BARRON, '44 F. F. COLCORD, '46 A. L. QUENEAU, '45

Jan 1, 1942

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

OFFICERS AND DIRECTORS President and Director HOWARD C PYLE, '61, Los Angeles, Calif Past President and Director AUGUSTUS B KINZEL, '60, New York City President-elect and Director JOSEPH L GILLSON, '62, Wilmington, Del

Jan 1, 1959

Launching Platform - Drift Indicator- Stratascope-are components of Carbide and Carbon Chemicals new Mining Machine No. 3.

Jan 1, 1953

Schedule of Events

Jan 8, 1950

By E. Gybbon Spilsbury

In a paper* read at the last meeting of the Institute, in Scranton, Pa., I referred to the proposed introduction at the Haile gold-mine, South Carolina, of a novel method of chlorination. I have since

Jan 1, 1888

Jan 1, 1911

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