Volume 29

Title Page

Preface

Contents

Officers

List of the Meetings

Publications

Rules

PROCEEDINGS OF MEETINGS

MEETING	DATE
New York (Annual)	February, 1899
San Francisco California	September, 1899

PAPERS:

NEW YORK (ANNUAL) MEETING February, 1899

TITLE	AUTHOR
The Platinum Deposits of the Tura River-System, Ural Mountains, Russia	C.W. Purington
The Occurrence, Origin and Chemical Composition of Chromite; With Especial Reference to the North Carolina Deposits	J.H. Pratt
A Geologic and Economic Survey of the Clay-Deposits of the Lower Hudson River Valley	Clemens Catesby Jones
The Coking, in Beehive Ovens, of the Coals of the New River District, West Virginia	Charles Catlett
Biographical Notice of Oberberghauptmann Dr. Albert L. Serlo	Prof. Dr. Hermann Wedding
The Longest Mine-Haulage	F.Z. Schellenberg
The Gold-Bearing Veins of Bag Bay, Near Lake of the Woods	Peter McKellar
The Patio Process in Guanajuato, Mexico	Roberto Fernandez
Notes on the Geology of Sonora, Mexico	E.T. Dumble
Notes on the Structure of the Rocky Mountains in the Lewis and Clarke Timber Reserve, Montana	Robert H. Chapman
The Equipment of Camps and Expeditions (Discussion 1030)	Prof. Charles H. Snow
Improvements of the Spring Valley Coal-Mines	J.A. Ede
The Rich Patch Iron Tract, Virginia	H.M. Chance
The Discovery of New Gold-Districts (Discussion 1031)	H.M. Chance
The Abrasive Efficiency of Corundum	W.H. Emerson
Modern Gold-Mining in the Darien. Notes on the Re-Opening of the Espiritu Santo Mine at Cana	Ernest R. Woakes
Note on the Disintegration of au Alloy of Nickel and Aluminum (Discussion 1029)	Erwin S. Sperry
A Prospectors' Density-Rule	J. Holms Pollok
The Liberty Bell Gold-Mine, Telluride, Colorado	Arthur Winslow
Iron-Ores of the Potsdam Formation in the Valley of Virginia	Charles Catlett
Important Results Obtained in the Past Fifteen Years with the Stiff and Heavy Rail-Sections (Discussion, 1015)	P.H. Dudley
Correspondence-Schools (Discussion, 1024)	R.P. Rothwell
A Decade of Progress in Reducing Costs (Presidential Address at New York)	Charles Kirchhoff
Coal-Cutting Machinery	Edward W. Parker
The Copper Queen Mine, Arizona (Discussion, 1056)	James Douglas LL.D.
The Equipment of Metallurgical Laboratories	Prof. Henry M. Howe

CALIFORNIA MEETING September, 1899

TITLE	AUTHOR
Investigation of Magnetic Iron-Ores from Eastern Ontario	Frederick J. Pope
Note on Plate-Amalgamation (Discussion, 1039)	Allan J. Clark
Rock-Salt in Louisiana	A.F. Lucas
The Lee Long-Wall Mining-Machine	H. Foster Bain
The Copper-Deposits of Vancouver Island	William M. Brewer
The Mines and Mill of the Atacama Mineral Company, Ltd., Taltal, Chile	Sidney H. Loram
The Occurrence of Tin-Ore at Sain Alto, Zacatecas, with Reference to Similar Deposits in San Luis Potosi and Durango, Mexico	Edward Halse
Natural Coke of the Santa Clara Coal-Field, Sonora, Mexico	E.T. Dumble
Notes on the Life of Steel Wire Cables	Prof. Frank Soulé
Physical Tests of Some Pacific Coast Timbers	Prof. Frank Soulé
The Peculiar Ore-Deposit of the East Murchison United Gold-Mine, Western Australia	D.P. Mitchell
The Relative Desulphurizing Effect of Lime and Magnesia in the Iron Blast-Furnace	O.R. Foster
Nickel-Steel ; A Synopsis of Experiment and Opinion	David H. Browne
The Characteristics and Conditions of the Technical Progress of the Nineteenth Century (Presidential Address at San Francisco)	James Douglas LL.D.
Cyaniding in New Zealand	James Park
The Temperatures at which Certain Ferrous and Calcic Silicates are Formed in Fusion, and the Effect upon these Temperatures of the Presence of Certain Metallic Oxides	Prof. H.O. Hofman
The Effect of Heat-Treatment Upon the Physical Properties and the Microstructure of Medium-Carbon Steel	Robert Gorham Morse
Petroleum in California	W.L. Watts
The Manganese-Deposits of Bahia and Minas, Brazil	Prof. John C. Branner
Stoping with Machine-Drills (Discussion, 1045)	B.L. Thane
The Bryan Mill as a Crusher and Amalgamator Compared with the Stamp-Battery (Discussion, 1054)	E.A.H. Tays
American Transcontinental Lines (Discussion, 1047)	James Douglas LL.D.
Glacial Erosion and the Origin of the Yosemite Valley	William P. Blake
Deep Mining at the Utica Nine, Angels, California (Discussion, 1050)	J.H. Collier
The Tangential Water-Wheel	W.A. Doble
The Lagrange Dam, California	E.H. Barton
Reminiscences of the Early Anthracite-Iron Industry	Samuel Thomas

DISCUSSIONS

TITLE	AUTHOR
Discussion of Mr. Scott's paper on the Evolution of Mine-Surveying Instruments (see Vol. xxviii., 679)
Discussion of Mr. Dudley's paper on Important Results Obtained in the Past Fifteen Years with the Stiff and Heavy Rail-Sections (see p. 318)
Secretary's Note concerning Mr. Stock's paper on the International Correspondence-Schools (see Vol. xxviii., 746)
Discussion of Mr. Rothwell's paper on Correspondence-Schools (see p. 338)
Discussion of Mr. Sperry's Note on the Disintegration of an Alloy of Nickel and Aluminum (see p. 280)
Discussion of Prof. Snow's paper on the Equipment of Camps and Expeditions (see p. 157)
Discussion of Mr. Chance's paper on the discovery of New Gold Districts (see p. 224)
Discussion of Mr. Clark's Note on Plate Amalgamation (see p. 459)
Discussion of Mr. Thane's paper on Stoping with Machine-Drills (see p. 770)
Discussion of Dr. Douglas's paper on American Transcontinental Lines (see p. 782)
Discussion of Mr. Collier's paper on Deep Mining at the Utica Mine, Angels, California (see p. 835)
Discussion of Mr. Tays's paper on the Bryan Mill as a Crusher and Amalgamator Compared with the Stamp-Battery (see p. 756)
Discussion of Dr. Douglas's paper on the Copper Queen Mine, Arizona (see p. 511)

INDEX

TITLE	AUTHOR
Index