Volume 35
Containing the Papers and Discussions of 1904

Title Page

Preface

Contents

Officers

List of the Meetings

Publications

Rules

PROCEEDINGS OF MEETINGS

MEETING	DATE
Atlantic City (Annual) Meeting	February, 1904
Lake Superior Meeting	September, 1904

PAPERS:

ATLANTIC CITY MEETING February, 1904

TITLE	AUTHOR
Wet Methods of Extracting Copper at Rio Tinto, Spain	Charles H. Jones
Notes Upon Preliminary Tests and Cyanide-Treatment of Silver-Ores in Mexico by the MacArthur-Forrest Process	John F. Allan
A Bituminous-Coal Breaker	Lewis Stockett
Note on the Relation Between Arsenic and Electro-Motive Force in Copper- Electrolysis	L. Webster Wickes
Estimated Costs of Mining and Coking and Relative Commercial Returns from Operating in the Connellsville and Walston-Reynoldsville Districts, Pennsylvania	Edward V. D’Invilliers
Concrete in Mining and Metallurgical Engineering (Discussion, p. 965)	Henry W. Edwards
Fuel and Mineral Briquetting (Discussion, p. 968)	Robert Schorr
The Equipment of a Laboratory for Metallurgical Chemistry in a Technical School (Discussion, p. 971)	Charles H. White
A Decade in American Blast-Furnace Practice (Discussion, p. 973)	F. Louis Grammer
The Use of High Percentages of Mesabi Iron-Ores in Coke Blast-Furnace Practice (Discussion, p. 977)	W.A. Barrows Jr.
Note on the Further Discussion of the Physics of Cast-Iron	William R. Webster
Notes on the Physics of Cast-Iron	Richard Moldenke
The Standardization of Specifications for Iron and Steel : Recent Progress in America and England	William R. Webster and Edgar Marburg
Standard Specifications for Pig-Iron and Iron Products. By a Sub-committee of the American Society for Testing Materials (Discussion, p. 985)
Chemical Specifications for Pig-Iron (Discussion, p. 986)	Edgar S. Cook
Specifications for Pig-Iron and Iron Castings	Robert Job
Specifications for Cast-Iron and Finished Castings (Discussion, p. 996)	Richard Moldenke
Standard Specifications for Cast-Iron Pipe	Walter Wood
Standard Specifications for Locomotive-Cylinders	Walter Wood
Standard Specifications for Cast-Iron Car-Wheels	Charles B. Dudley
The Need of Standard Specifications for Gray-Iron Castings	Henry Souther
Notes on Rail-Steel	Robert W. Hunt
Direct-Metal and Cupola-Metal Iron Castings	Thomas D. West
Notes and Observations on Cast-Iron	J.E. Johnson Jr.
The Mobility of Molecules of Cast-Iron	A.E. Outerbridge Jr.
Stock-Distribution and Its Relation to the Life of a Blast-Furnace Lining (Discussion, p. 1000)	David Baker
The Plotting of Sizing-Tests	W. Spencer Hutchinson
The Volcanic Origin of Oil	Eugene Coste
Geogenesis and Some of its Bearings on Economic Geology	Persifor Frazer
Mineral Deposits of Santiago, Cuba (Discussion, p. 1008)	Harrison Souder
Additional Remarks on Surveying-Instruments	H.D. Hoskold
Sulphide-Smelting at the National Smelter of the Horseshoe Mining Co., Rapid City, S. D.	Charles H. Fulton and Theodor Knutzen
Origin of the Magnetic Iron-Ores of Iron County, Utah	E.P. Jennings
Testing Gold-Ores by Amalgamation	Ernest A. Hersam
Biographical Notice of Robert Henry Thurston	R.W. Raymond
Notes on the Gold District of Canutillo, Chile, S. A.	Sydney H. Loram

LAKE SUPERIOR MEETING September, 1904

TITLE	AUTHOR
Report of a Committee to Co-Operate in Standardizing Abbreviations, Symbols, Punctuation, Etc., in Technical Papers
Appraisal of the Value of Mineral-Lands, with Especial Reference to Coal-Lands	H.M. Chance
The Commercial Wet Lead-Assay (Discussion, p. 1010)	H.A. Guess
Superficial Blackening and Discoloration of Rocks, Especially in Desert Regions (Discussion, p. 1014)	William P. Blake
The Investigation of Alaska's Mineral Wealth	Alfred H. Brooks
Biographical Notice of William Henry Pettee
The Genesis of the Diamond	Gardner F. Williams
Centrifugal Ventilators	R.V. Norris
The Manufacture of Coke in Peru	J. Morgan Clements
The Geology of the Treadwell Ore-Deposits, Douglas Island, Alaska	Arthur C. Spencer
The Genesis of the Copper-Deposits of Clifton-Morenci, Arizona	Waldemar Lindgren
Evidences of Plication in the Rocks of Cananea, Sonora	William P. Blake
Improvements in the Mechanical Charging of the Modern Blast-Furnace (Discussion, p. 1017)	David Baker
Special Forms of Blast-Furnace Charging-Apparatus	T.F. Witherbee
Crushing in Cyanide Solution, as Practiced in the Black Hills, South Dakota	Charles H. Fulton
Cyanide Practice at the Maitland Properties, Sooth Dakota	John Gross
Refractoriness of Some American Fire-Brick	R.F. Weber
The Equipment of a Laboratory for a Smelting-Plant	Herbert Haas
Biographical Notice of Sir Clement Le Neve Foster	T.A. Rickard
The Concentration of Gold and Silver in Iron-Bottoms (Discussion, p. 1019)	Myrick N. Bolles
Notes on the Flow of Gas from Orifices	W.R. Crane
The Fire-Clays of Missouri	H.A. Wheeler
The Zinc-Smelting Industry of the Middle West	H.C. Meister
The Application of Dry-Air Blast to the Manufacture of Iron (Discussion, p. 1022)	James Gayley
The Influence of Carbon, Phosphorus, Manganese and Sulphur on the Tensile Strength of Open-Hearth Steel (Discussion, p. 1043)	H.H. Campbell
The Decomposition and Formation of Zinc Sulphate by Heating and Roasting	Prof. H.O. Hofman
The Gold-Mines of the San Pedro District, Cerro de San Pedro, State of San Luis Potosi, Mexico	George A. Laird
A Geological Cross-Section of the Western Cordillera along the Rio Huasco	Sydney H. Loram
The Taviche Mining-District near Ocotlan, State of Oaxaca, Mexico	H.M. Chance
The Case of Henry Cort	Charles H. Morgan
The Coal-Fields of Missouri	B.F. Bush
Blast-Furnace Plant of the "Elba" Società Anonima di Miniere è di Alti Fòrni at Portoferraio, Elba	Carlo Massa
Roasting and Magnetic Separation of a Blende-Marcasite Concentrate	Prof. H.O. Hofman and H.L. Norton
The Effect of Silver on the Chlorination and Bromination of Gold	Prof. H.O. Hofman and M.G. Magnuson

BALTIMORE MEETING February, 1904

TITLE	AUTHOR
Note on the Cost and Speed of Sinking the East Shaft of the New Kleinfontein Co., Benoni, South Africa	Edward J. Way

DISCUSSIONS

TITLE	AUTHOR
Of Mr. Blake's Paper on Origin of Pebble-Covered Plains in Desert Regions (see Trans., xxxiv., p. 161)
Of Mr. Edwards' Paper on Concrete in Mining and Metallurgical Engineering (see p. 60)
Of Mr. Schorr's Paper on Fuel and Mineral Briquetting (see p. 82)
Of Mr. White's Paper on The Equipment of a Laboratory for Metallurgical Chemistry in a Technical School (see p. 117)
Of Mr. Grammer's Paper on a Decade in American Blast-Furnace Practice (see p. 124)
Of Mr. Barrows' Paper on the Use of High Percentages of Mesabi Iron-Ores in Coke Blast-Furnace Practice (see p. 140)
Of the Paper by a Sub-committee of the American Society for Testing Materials on Standard Specifications for Pig-Iron and Iron Products (see p. 162)
Of Mr. Cook's Paper on Chemical Specifications for Pig-Iron (see p. 175)
Of Mr. Moldenke's Paper on Specifications for Cast-Iron and Finished Castings (see p. 185)
Of Mr. Baker's Paper on Stock-Distribution and its Relation to the Life of a Blast-Furnace Lining (see p. 244)
Of Mr. Souder's Paper on Mineral Deposits of Santiago, Cuba (seep. 308)
Of Mr. Guess’ Paper on the Commercial Wet Led-Assay (see p. 359)
Of Mr. Blake's Paper on Superficial Blackening and Discoloration of Rocks, Especially in Desert Regions (see p. 371)
Of Mr. Baker's Paper on Improvements in the Mechanical Charging of the Modern Blast-Furnace (see p. 553)
Of Mr. Bolles' Paper on The Concentration of Gold and Silver in Iron-Bottoms (see p. 666)
Of Mr. Gayley's Paper on the Application of Dry-Air Blast to the Manufacture of Iron (see p. 746)
Of Mr. Campbell's Paper on the Influence of Carbon, Phosphorus, Manganese and Sulphur on the Tensile Strength of Open-Hearth Steel (see p. 772)

INDEX

TITLE	AUTHOR
Index
Errata