Volume 47
Containing the Papers and Discussions of the Butte Meeting, August, 1918, and the New York Meeting, October, 1913

Title Page

Preface

Contents

PROCEEDINGS OF MEETINGS

MEETING	DATE
New York Meeting	October, 1913

PAPERS:

BUTTE MEETING August, 1913

TITLE	AUTHOR
Biographical Notice of John Fritz	Rossiter W. Raymond and Henry Sturgis Drinker
Topographic Maps for the Mining Engineer (with Discussion)	E. G. Woodruff
An Assay for Corundum by Mechanical Analysis	W. Spencer Hutchinson
Hardinge Mills vs. Chilean Mills (with Discussion)	Robert Franke
The Use of the Microscope in Mining Engineering (with Discussion)	F. W. Apgar
Method of Testing Draeger Oxygen Helmets at the Copper Queen Mine	C. A. Mitke
Preparation of Ore Containing Zinc for the Recovery of Other Metals, Such as Silver, Gold, Copper, and Lead, by the Elimination and Subsequent Recovery of the Zinc as a Chemically Pure Zinc Product (with Discussion)	S. E. Bretherton
The Laws of Jointing (with Discussion)	Blamey Stevens
Valuation of Coal Land (with Discussion)	H. M. Chance
Rock-Drilling Economics (see Discussion, p. 770)	W. L. Saunders
The Tin Situation in Bolivia	Howland Bancroft
The Substitution of Air for Water in Diamond Drilling	Ralph Wilcox
The Discovery and Opening of a New Phosphate Field in the United States	Charles Colcock Jones
Notes on the Occurrence of Some of the Rarer Metals in Blister Copper	A. Eilers
The Reducibility of Metallic Oxides as Affected by Heat Treatment (with Discussion)	Woolsey McA. Johnson
The Smelting of Copper Ores in the Electric Furnace (with Discussion)	Dorsey A. Lyon and Robert M. Keeney

NEW YORK MEETING October, 1913

TITLE	AUTHOR
Note on the Utilization of the Waste Heat of Regenerative Furnaces (with Discussion)	George C. Stone
The Generation of Steam by Waste Heat from Furnaces	F. Peter
The Use of Pulverized Coal as a Fuel for Metallurgical Furnaces (with Discussion)	H. R. Barnhurst
The Scoria Process for the Manufacture of Fine-Ore Briquettes, Flue-Dust Briquettes, and Slag Brick for Building Purposes (with Discussion)	Ernest Stütz
The Briquetting of Flue Dust in the United States by the Schumacher Process	Felix A. Vogel and A. M. Tweedy
The Use of Nodulized Ore in the Blast Furnace (with Discussion)	Richard Henry Lee
The Cleaning of Blast-Furnace Gas (with Discussion)	W. A. Forbes
A Chart for Use in Connection with Wet and Dry Bulb Thermometers in Making Psychrometric Determinations	Clarence P. Linville
The Slagging Gas Producer (with Discussion)	William Hutton Blauvelt
Over-Oxidation of Steel (with Discussion)	W. R. Shimer and F. O. Kichline
The Life of Crucible Steel Furnaces	John Howe Hall
The Influence of Various Elements on the Absorption of Carbon Steel (with Discussion)	Robert R. Abbott
Shock Tests of Cast Steel (with Discussion)	John H. Hall
The Influence of Copper Upon the Physical Properties of Steel (with Discussion)	G. Howell Clevenger and Bhupendranath Ray
Grain Growth in Silicon Steel (with Discussion)	W. E. Ruder
Determination of the Position of Ae3 in Carbon-Iron Alloys	H. M. Howe and A. G. Levy
Thermal and Microscopical Examination of Professor Howe’s Standard Commercial Steels	G. K. Burgess, J. J. Crowe, and H. S. Rawdon
Discussion of the Existing Data as to the Position of Ae3	H. M. Howe
The Position of Ae3 in Carbon-Iron Alloys	(A Discussion)
The Critical Ranges A2 and A3 of Pure Iron (with Discussion)	G. K. Burgess and J. J. Crowe
Ae 1, the Equilibrium Temperature for A 1 in Carbon Steel	Henry M. Howe
The New International Diamond Carat of 200 Milligrams	George Frederick Kunz

DISCUSSIONS

TITLE	AUTHOR
Discussion of Mr. Saunders’s paper on Rock-Drilling Economics (see p. 147)

INDEX

TITLE	AUTHOR
Index