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PROF RICHARD ÅKERMAN Stockholm, Sweden 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 PROF HENRI LOUIS LE CHATELIER Paris France M FLORIS OSMOND Paris, France ALEXANDRE POURCEL Paris, France DR. ROSSITER W. RAYMOND New York, N.Y. PROF ROBERT W. RICHARDS Boston Mass. DR. ING H. C. EMIL SCHROEDTER Dusseldorf, Germany JOHN E. STEAD Middlesborugh, England JAMES M. SWANK (Associate) Philadelphia, Pa. PROF DIMITRY CONSTANTIN TSCHERNOFF St Petersburg, Russia PROF TSUNASHIRO WADA Tokyo, Japan CHARLES D WALCOT Washingtion D.C.

Jan 1, 1917

NEW MEMBERS The following list comprises the names of those persons who became members during the period May 10 to June 10, 1915: Members ANDREEN, HARRY MAYO, Millman: and Assayer Thane, Alaska. BANKS, HUBERT RAYMOND, Min. Engr., Mill Staff, Consolidated Arizona Smelting Co., Humboldt, Ariz. BASSETT, ARTHUR F., Min. Engr., Care Consolidated Arizona Smelting Co., Humboldt, Ariz. BLACKNER, LESTER A., Slope Engr.... Care Ray Consolidated Copper Co., Ray, Ariz. BUSHNELL, C. E., Draftsman Butte & Superior Copper Co., Butte, Mont. CAVAGNARO, DAVID AMILE, Min. Engr., Genl. Supt., Wisconsin North Fork GravelMines, Forest, Sierra Co.; Cal. COGHILL, WILLIAM HAKES, Met., Ore Testing Laboratory, 3705 Hueco St., - - El Paso, Tex.

Jan 7, 1915

NEW MEMBER, The following list comprises the names of those persons who became members during the period Mar. 10 to Apr. 10, 1915: Members ADAMS, Louis WINFIELD, Supt., Rolling Mills, Lehigh Plant, Bethlehem Steel Co., So. Bethlehem, Pa.. ALLEN, ARTHUR WATTS, Mine Mgr Rodeo, San Juan, Argentina., BALL, EDWIN MARCOTTEL, Mine Supt., Ishkooda. Mines, Care Tenn. Coal, Iron & R. R. Co., H.F.D. 1, Birmingham, Ala. BOLN, CHARLES A., Oil salesman 135 S. 2d St., Philadelphia., Pa. BOYD, DAVID F., Naval Officer Navy Department, Washington, D. C. CAPERTON, GEORGE HENRY Charleston, W. Va. COGGESHALL, GEORGE W., Chem. Engr., Institute of Industrial Research, Washington D C

Jan 5, 1915

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 PROF HENRI LOUIS LE CHATELIER Paris France EZEQUIEL ORDONEZ Mexico City, Mexico ALEXANDRE POURCEL Paris, France DR. ROSSITTER W. RAYMOND New York, N.Y. DR. ING H. C. EMIL SCHROEDTER Dusseldorf, Germany JOHN E. STEAD Middlesborugh, England JAMES M. SWANK (Associate) Philadelphia, Pa. PROF DIMITRY CONSTANTIN TSCHERNOFF St Petersburg, Russia PROF TSUNASHIRO WADA Tokyo, Japan CHARLES D WALCOT Washingtion D.C.

Jan 1, 1917

YEAR OF ELECTION 1913. FRANK DAWSON ADAMS Montreal, Canada. 1921. WILLIAM CUTHBERT BLACKETT Sacriston, Durham, England. 1923. GELASIO CAETANI Rome, Italy. 1929. TAKUMA DAN Tokyo, Japan. 1920. HENRY STURGIS DRINKER Merion Station, Pa. 1922. FEDERICO GIOLITTI Torino, Italy. 1906. SIR ROBERT A. HADFIELD London, England. 1928. JOHN HAYS HAMMOND New York, N. Y. 1921. FRANK WILLIAM HARBORD London, England. 1917. HERBERT HOOVER Washington, D. C.. 1905. HENRI LECHATELIER Paris, France. 1900. WALDEMAR LINDGREN Cambridge, Mass. 1879. JOHN MARKLE New York, N. Y. 1921. C. MCDERMID London, England. 1913. EZEQUIEL ORDONEZ Mexico City, Mexico. 1909. ALEXANDRE POURCEL Paris, France. 1911. ROBERT H. RICHARDS Cambridge, Mass.

Jan 1, 1923

[Year of Election to Honorary Membership 1876. PROF. RICHARD AKERMAN Stockholm, Sweden. 1913. DR. FRANK DAWSON ADAMS Montreal, Canada. 1920. HENRY STURGIS DRINKER Bethlehem, Pa. 1888. PROF. HATON DE LA GOUPILLIERE Paris, France. 1906. SIR ROBERT A. HADFIELD London, England. 1917. HERBERT HOOVER Stanford University, Cal. 1919. ROBERT W. HUNT Chicago, 111. 1915. JAMES FURMAN KEMP New York, N. Y. 1905. PROF. HENRI Louis LE CHATELIER Paris, France. 1913. EZEQUIEL ORDOENEZ Mexico City, Mexico. 1909. ALEXANDRE POURCEL Paris, France. 1911. ROBERT H. RICHARDS Boston, Mass. 1906. JOHN E. STEAD Middlesbrough, England. 1902. PROF. DIMITRY CONSTANTIN TSCHERNOFF Petrograd, Russia. 1907. CHARLES D. WALCOTT Washington, D. C.] [ ]

Jan 1, 1925

[Year or HONORARY MEMBERS Election 1876. PROF. RICHARD AKERMAN Stockholm, Sweden. 1913. DR. FRANK DAWSON ADAMS Montreal,. Canada. 1888. PROF. HATON DE LA GOUPILLIERE Paris, France. 1906. SIR ROBERT A. HADFIELD London, England. 1896. HERBERT HOOVER Stanford University, Cal. 1874. ROBERT W. HUNT Chicago, Ill. 1915. JAMES FURMAN KEMP New York, N. Y. 1905. PROF. HENRI Louis LE CHATELIER Paris, France. 1918. EZEQUIEL OBDONEZ Mexico City, Mexico. 1909. ALEXANDRE POUBCEL Paris, France. 1911.. PROF. ROBERT H. RICHARDS Boston, Mass. . 1906. JOHN E. STEAD Middlesbrough, England. 1902. PROF. DIMITRY CONSTANTIN TSCHERNOFF Petrograd, Russia. 1910. PROF. TSUNASHIRO WADA Tokyo, Japan. 1907. CHARLES D. WALCOTT Washington, D. C.] [ ]

Jan 1, 1925

By Walter S. Landis

The earliest example of attempting to form finely-divided materials into larger masses for better adaptation to commercial use mas probably the briquetting of peat and lignite-waste at Paris by the use of a clay binder. It was from this attempt that our word briquette has arisen (Fr. la brique), the formed masses being shaped similar to ordinary bricks. This term does not, however, lend itself to the many shapes of such formed material as are now being produced, as few of them, aside from some of the European brown-coal products, bear any resemblance to the shape of that well-known article. The

Jan 1, 1913

[Abrahamson, Guy C., (5'43) 1st Lt., A.C., 0-880861, Base Weather Sta., Fairfeld-Suisun AAB, Suisun, Calif. Adam, Howard Wilbur, (S'46) 45 Eaton Ave., Woburn, Mass. Aguilar, Ruperto G., (S'43) Texas College of Mines, El Paso, Texas. Ainge, Ronald Farra, (S'43) Otago University, Dunedin, New Zealand. Albala, Américo, (S'44) Casilla 4106, Santiago, Chile. Albrecht, Theodore J„ (S'42) Pfc., Co. F, Syme Hall, Rm. 1, SCU 3421, ASTP, N. C. State College, Raleigh, N. C. Aldridge, E. E., Jr., (S'39) Box 58, Eagle Pass, Texas. Alfred, Robert M., (S'40) 25 South St., Brighton, Mass. Allan, Douglas H. W., (S'40) 460 Main St., E., Hamilton. Ont.. Canada.]

Jan 1, 1946

NEW MEMBERS The following list comprises the names of those persons who because members during the period Jan. 10, 1916 to Feb. 10, 1916. ATWATER, MAXWELL WANTON, Min. Engr Box 156, Basin, Mont. BARKDOLL, IVAN HARRY, Supt. of Mines, Old Dominion Copper Mill. & Smelt. Co., Globe, Ariz. BEAUDRY, WILLIAM A., Managing Director ....Stewart Mining Co., Kellogg, Ida. BRIGGS, CHARLES H Mill Supt., Admiralty Zinc Co., Miami, Ariz. CHURCH, L. C., Min. Engr Joplin, Mo. DAVIS, LLOYD J., Sales Engr; Ingersoll-Rand Drill Co., Joplin, Mo. DAVIS, SIDNEY H., Mgr Century Zinc Co., Joplin, Mo. DUGAN, J. H., Engr. and Contractor 65 N. Vine St., Hazleton, Pa. ELLIS, HUBERT INGERSOLL, Min. Engr., Bunker Hill & Sullivan MILL & Cons. Co., Kellogg, id..

Jan 3, 1916

NEW MEMBERS The following list comprises the names of those persons who became members during the period Dec. 10, 1915 to Jan. 10, 1916. ANDERSON, FRANK BASIL, Min. Engr., Sampler, Copper Queen Cons. Min. Co., Bisbee, Ariz. BAILEY, LEWIS NEWTON, Min. -Engr 4227 St. James Place, Sail Diego, Cal. BELL, JAMES E., Min. Engr., Care Chile Exploration Co., Chuquicamata, Chile, South America. BONILLAS, YGNACIO SAFFORD, Min. Geol., Copper Queen Cons. Min. Co., Bisbee, Ariz. BRADLEY, GEORGE OLIVER, Mech. Engr Hobart Bldg., San Francisco, Cal. CLARK, GEORGE L., Min. Engr Vipond Mine, Schumacher, Ont., Canada. CONKLING, RICHARD A., Geol., Roxana Petroleum Co. of Oklahoma, Tulsa, Okla. GOHRING, W. B.. Geol., Supt. of Mines, Calumet and Arizona Min. Co., Warren, Ariz.

Jan 2, 1916

NEW MEMBERS The following list comprises the names of those persons who became members during the period Nov. 10 to Dec. 10, 1914: Members ABBOTT, Louis BENJAMIN, Chief Engr., Consolidation Coal Co., Elkhorn Div., Jenkins, Ky. ANDERSON, THORVALD J 542 S. Seventh Ave., Mt. Vernon, N. Y. BALFOUR, A. M P. 0. Box 301, Republic, Wash. BOUDWIN, WALKER J., Mech. Engr 159 Pierpont Ave., Salt Lake City, Utah. BRADLEY, LINN, Engr Research Corpn., 63 Wall St., New York, N. Y. BROKAW, ALBERT DUDLEY, Asst. Prof., Min. and Econ. Geol., Univ. of Chicago, Chicago, Ill. BUTLER, PERCIVAL PACE, Asst. Supt., Copper Queen Reduction Wks., Douglas, Ariz. CAJANDER, SVEN G., Mech. Engr Braden Copper .Co., Rancagua, Chile.

Jan 1, 1915

NEW MEMBERS The following list comprises the names of those persons who became members during the period July 10 to Aug. 10, 1915: Members ALBERTSON, MAURICE MERTON, Mine Surveyor, Mining Corporation of Canada, Cobalt, Ont., Canada. ARMSTRONG, GEORGE CHANDLER Mgr., Indian Refining Co., Lawrenceville, Ill. BARBER, MAX HAYDEN, Min. Engr Supt., Crosby Mine, Nashwauk, Minn. BARNESON, JOHN Merchant, 310 Sansome St., San Francisco, Cal. BENSEL, JOHN A., Cons. Engr 111 Broadway, New York, N. Y . BORGESON, ANSHELM CYRUS, fin. Engr Shenango Mule, Chisholm, Minn. BROOKS, CHARLES PETER, Min. Engr 228 Dooly Bldg., Salt, Lake City, Utah. BROWN, FRANK HAROLD, U'011',. Min. Engr., Federal Co., Inc., 50 Broad St., New York, N. Y. CLARK, DOUGLAS Kellogg, Idaho.

Jan 9, 1915

By J. F. Kemp

PAGE Introductory Description of Deposits of this Type,.....244 Topography of the Ducktown Region,...247 Geology and Petrography,...248 The Mineralogy of the Ores and Gangue,..249 The older minerals : Amphibole, 250 ; Pyroxene, 250; Garnet, 251; Zoisite, 252; Calcite, 258 ; Quartz, 259 ; Apatite, 259 ; Rutile, 259. The Sulphides: Pyrite, 259; Zincblende, 259; Galena, 260; Pyrrho tite, 260; Chalcopyrite, 260. Later minerals, not belonging to the Gossan: Quartz, and certain sul phides, 261 ; Graphite, 261. The Formation of the Ore,...262 The Gossan Minerals,...........263 Bibliography,............265 Introductory Description of Deposits of this Type. Ore-bodies of more or less lenticular shape and lying parallel with the foliation of schists and slates form a group of

Jan 1, 1902

[YEAR OF ELECTION 1913. FRANK DAWSON ADAMS Montreal, Canada. 1921. WILLIAM CUTHBERT BLACKETT Sacriston, Durham, England. 1920. HENRY STURGIS DRINKER Merion Station, Pa. 1921. FERDINAND FOCH Paris, France. 1922. FEDERICO GIOLITTI Torino, Italy. 1888. HATON DE LA GOUPILLIERE Paris, France. 1906. SIR ROBERT A. HADFIELD London, England. 1921. FRANK WILLIAM HARBORD London, England. 1921. HEINRICH' O. HOFMAN Cambridge, Mass. 1917. HERBERT HOOVE:Stanford University, Cal. 1919. ROBERT W. HUNT Chicago, Ill. 1915. JAMES FURMAN KEMP New York, N. Y. 1905. HENRI LECHATELIER Paris, France. 1921. C. MCDERMID London, England. 1913. EZEQUIEL ORDONEZ Mexico City, Mexico. 1909. ALEXANDRE POURCEL Paris, France. 1911. ROBERT H. RICHARDS Boston, Mass. 1906. JOHN E. STEAD Middlesbrough, England. 1907. CHARLES D. WALCOTT Washington, D. C.] [ ]

Jan 1, 1925

Coal Division Industrial Minerals Division Minerals Beneficiation Division Mineral Economics Division Mineral Industry Education Division Mining, Geology and Geophysics Division MINING BRANCH AND DIVISIONS OFFICERS AND COMMITTEES Council Ralph E Kirk, '55, Chairman (Coal). C M Cooley, Secretary, M D Cooper, '56 (Coal), Harold Bannennan. '55 (Ind Min Div ). R C Stephenson, '56 (Ind Min Div ) , E P Pfleider, '55 (MGGD) . J D Forrester. '56 (MGGD) , Donald W Scott, '55 (MBD). S D Michaelson, '56 (MBD). J K Richardson (MED). J R Van Pelt, Jr (MIED) COAL DIVISION Established as a Division September 20, 1929 M D Cooper. Chairman H F Yancey, Chairman-elect David R Mitchell, Secretary-Treasurer Professor of Mining The Pennsylvania State University State College. Pennsylvania

Jan 1, 1954

YEAR OF r ELECTION 1913 FRANK DAWSON ADAMS Montreal, Canada 1921. WILLIAM CUTHBERT BLACKETT Sacriston, Durham, England 1923 GELASIO CAETANI Washington, D C 1920. HENRY STUROIS DRINKER Menon Station, Pa 1921. FERDINAND FOCH . Pans, France 1922. FEDERICO GIOLITTI Torino, Italy 1888. HATON DE LA GOUPILLIERE Paris, France. 1906. SIR ROBERT A. HADFIELD London, England 1921. FRANK WILLIAM HARBORD London, England 1921. HEINRICH O HOFMAN Cambridge, Mass 1917. HERBERT HOOVER .. Washington, D C. 1915 JAMES FURMAN KEMP New York, N. Y 1905. HENRI LECHATELIER Paris, France 1921. C. McDERMID London, England 1913 EZEQUIEL ORDONEZ Mexico City, Mexico 1909 ALEXANDRE POURCEL Paris, France 1911 ROBERT H RICHARDS Cambridge, Mass 1907. CHARLES D WALCOTT Washington, D C

Jan 1, 1923

Univ of Alabama-University, Alabama-Mining and Metallurgical Society William L Mason, Faculty Sponsor, E C Wright, Dept Head Univ of Alaska-College, Alaska-Mining Society of the Univ of Alaska Douglas W Huber, Faculty Sponsor, E H Beistline, Mining & Metallurgy Dept Head, Troy L Pewe, Geology Dept Head, James Crawford, Chapter Counselor Univ of Arizona-Tucson, Arizona-Miners Society Willard C. Lacy, Faculty Sponsor, J D Forrester, Mining & Metallurgy Dept Head, F. W Galbraith, Geology Dept Head Univ of California-Berkeley, California-Mineral Technology Association H E Hawkes, Faculty Sponsor, Joseph A Pask, Dept Head Carnegie Inst. of Technology-Pittsburgh, Pa -The Metals Club William R Bitler, Faculty Sponsor, Robert F Mehl, Dept Head

Jan 1, 1960

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 HERBERT C. HOOVER Leoben, Austria JAMES FURMAN KEMP New York, N.Y. PROF HENRI LOUIS LE CHATELIER Paris France EZEQUIEL ORDONEZ Mexico City, Mexico DR ROSSITER W, RAYMOND New York, N.Y. PROF RICHARD H, RICHARDS Boston Mass. DR. ING H. C. EMIL SCHROEDTER Dusseldorf, Germany JOHN E. STEAD Middlesborugh, England PROF DIMITRY CONSTANTIN TSCHERNOFF St Petersburg, Russia PROF TSUNASHIRO WADA Tokyo, Japan CHARLES D WALCOT Washingtion D.C.

Jan 1, 1923

YEAR OF ELECTION 1913 FRANK DAWSON ADAMS Montreal, Canada 1921 WILLIAM CUTHBERT BLACKETT Sacnston, Durham, England 1920 HENRY STURGIS DRINKER Merlon Station, Pa 1921 FERDINAND FOCH Paris, France 1922 FEDERICO GIOLITTI Torino, Ttaly 1888 HATON DE LA GOUPILLIERE Paris, France 1906 SIR ROBERT A HADFIELD London, England 1921 FRANK WILLIAM HARBORD London, England 1921 HEINRICH O HOFMAN Cambridge, Mass 1917 HERBERT HOOVER Stanford University, Cal 1919 ROBERT W HUNT Chicago, ILL 1915 JAMES' FURMAN KEMP New York, N Y 1905 HENRI LECHATELIER Paris, France 1921 C MCDERMID London, England 1913 EZEQUIEL ORDONEZ Mexico City, Mexico 1909 ALEXANDRE POURCEL Paris, France 1911 ROBERT H RICHARDS Boston, Mass 1906 JOHN E STEAD Middlesbrough, England 1907 CHARLES D WALCOTT Washington, D C

Jan 1, 1923