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Jan 1, 1929

By Gordon R. Haworth, J. Terry Aimone

The capital-short mining industry, faced with weak metal markets, will need to devise new and novel methods to finance future expansions.

Jan 9, 1977

Jan 1, 1940

E O'C Acker '86 Jinzoc Adachl '88 Frederic R Abbe '97 T H Aldrich '96 Truman H Aldrich '78 Walter H Aldridge '89 Anson W Allen '87 John H Allen '84 Thomas Andrews '94 William R Appleby '90 R M Atwater, Jr '97 Lawrence Austin '82 S Ayres '73 H Foster Bain '97 David Baker '86 John Henry Banks '83 Henry C Banon '90 Thomas J Barbour '97 Alonzo F Bardwell '89

Jan 1, 1952

By B. Das, V. Hucka

Two different types of filtration methods for in-situ gasification of coal are described. The different factors, i.e., geological, technological, and others, which affect in-situ gasification are given. The layout and operation of filtration methods of in-situ gasification are described in detail. The results of a case history are described.

Jan 1, 1977

By H. M. Zoerb

Based on the belief that operating details are a definite contributing factor to major economies, this paper traces the development of crushing cavity design in Symons cone crushers to attain maximum liner utilization. Wear rates are analyzed and compared in this presentation and drawings illustrate succeeding design changes.

Jan 6, 1953

ASIDE-from the John Fritz Medal, in which the Institute participates through its representation on the John Fritz Medal Board, the Institute itself has four awards it may make annually, as follows: the Robert W. Hunt Medal and Prize, the J. E. Johnson, Jr., Award, the James Douglas Medal, and the William Lawrence Saunders Medal.

Jan 1, 1928

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Jan 1, 1938

(Under this heading will be published notes sent to the Secretary of the Institute by members or other persons introduced by members.) Mining engineer and geologist. Member. 29 years old. Married. Seven years' experience in Lake Superior iron district; two as superintendent of extensive exploration in new fields. Capable of handling all details of the exploration and development of new properties. Available now. No. 431.

Jan 2, 1918

By P. W. Allen

Here are the facts and the figures on how Tahawus cut costs and improved safety in solving their secondary breakage problem - A dropball crane entirely eliminated secondary blasting.

Jan 4, 1953

YEAR OF ELECTION 1913 FRANK DAWSON ADAMS Montreal, Canada, 1921. WILLIAM CUTHBERT BLACKETT Sacriston, Durham, England 1923 GELASIO CAETANI Rome, Italy 1920 HENRY STURGIS DRINKER Merlon Station, Pa 1921. FERDINAND FOCH Paris, France 1922. FEDERICO GIOLITTI Torino, Italy 1906. SIR ROBERT A. HADFIELD London, England 1921. FRANK WILLIAM HARBORD London, England 1917. HERBERT HOOVER Washington, D C 1905. HENRI LECHATELIER Paris, France 1921. C MCDERMID London, England 1913 EZEQUIEL ORDONEZ Mexico City, Mexico 1909. ALEXANDRE POURCEL Paris, France

Jan 1, 1923

Executive JOHN M LOVEJOY, Chairman ERLE V DAVELER G B WATERHOUBE WILBER JUDSON WILLIAM WRAITH J V W REYNDERS, Consultant Finance HENRY KRUMB, Chairman PAUL D MERICA R M ROOSEVELT H G MOULTON, Consultant Admissions RALPH M ROOSEVELT, Chairman GEORGE D BARRON, Vice-chairman JOHN L CHRISTIE PHILIP KRAFT W A SINSHEIMER

Jan 1, 1937

At its meeting on February 21, 1933, the Board of Directors passed the following resolution defining and expressing the policy of the Institute with respect to official participation or action in controversial matters: WHEREAS, the Board of Directors at its last meeting passed the following resolution : "The Board of Directors, having been appealed to by several Local Sections for advice concerning the attitude and policy of the Institute relating to the endorsement of candidates for public office, the following statement of policy is formulated;

Jan 1, 1934

By R. Roberge, H. Herman

Jan 1, 1969

By E. C. Pechin

AT the suggestion of some members of the Institute, attention is called to the record of the working of Dunbar Furnace during the twelve months ending in January, 1874. During this period, with a product of over eleven thousand gross tons, not a single ton of

Jan 1, 1874

For the benefit of those of our members who are considerable holder; of securities, but owing to their isolated situations are not in close touch with the metropolitan market and current quotations, we are publishing two very interesting graphs, showing the course of the bond and stock markets in New York over a long period. These graphs are-fui?riished through the courtesy of the financial department of the New York Tribune.

Jan 8, 1919

By W. W. Weigel

In "Mine Drainage, Southeast Missouri Lead District," Trans. AIME, (1943) 153, 74-81, the general water conditions in the lead mines of Southeast Missouri were described. Some comments developed from the experience of time and some further

Jan 1, 1949

[OFFICERS AND COMMITTEES J. W. Woomer, President A. B. Cummins, President-elect S. D. Michaelson, Past President C. E. Lawall, Eastern Regional Vice-President D. W. Scott, Central Regional Vice-President J. D. Forrester, Western Regional Vice-President R. B. Ladoo, Treasurer John Cameron-Fox, Secretary]

Jan 1, 1961

Jan 1, 1892

Mining Methods GERALD F. SHERMAN, Chairman JOHN A. CHURCH, Vice-chaiman CHARLES W. WRIGHT, Secretary Alluvial Mining CLINTON BERNARD CHARLES JANIN H.R. NORSWORTHY Open-cut Mining Iron MAX H. BARBER J. A. MACKILLICAN Copper MICHAEL CURLEY R.B. TEMPEST Underground Mining Iron C. H. BAXTER TENNEY C. DESOLLAR

Jan 1, 1934