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TRANSACTIONS
'OF THE
AMERICAN INSTITUTE OF MINING
ENGINEERS.
VOL. VI.
MAY, 1877, TO FEBRUARY, 1878.
EASTON, PA.:
PUBLISHED BY THE INSTITUTE,
AT THE OFFICE OF THE SECRETARY, LAFAYETTE COLLEGE.
1879.
PHILADELPHIA:
SHERMAN & CO., PRINTERS.
Hydraulic Mining in California. By A. J. Bowie, Jr., A.B.,
27
The Strength of Wrought Iron as affected by its Composition and by its
Reduction in Rolling. By A. L. HOLLEY, PH.B., M.I.C.E.,
The Manhattan Salt Mine, at Goderich, Canada. BY OSWALD J. HEINRICH, 125
The Late Operations on the Mariposa Estate. By CHARLES M. ROLKER,
E.M.,
Fluxing Silicious Iron Ores. By T. F. WITHERBEE,
145
164
A New Method of taking Blast-Furnace Sections. By T. F. WITHERBEE,. 170
Memoranda showing the percentage of the different Expense Accounts in
Mining Hematite Ore at the Manhattan Mine, Sharon Station, New
York. By J. F. LEWIS,
172
Notes upon the Drainage of a Flooded Ore-Pit. By JOHN BIRKINBINE, 174
The Fire Clays and Associated Plastic Clays, Kaolins, Feldspars, and Fire
Sands of New Jersey. By Prof. JOHN C. SMOCK,.
Manganese Pig. By ROSSITER W. RAYMOND, PH.D.,.
177
192
.
Note upon the Cost of Construction of the Converting Works of the Edgar
Thomson Steel Company, of Pittsburg, Pa., 1873-1875. By P. BARNES, 195
Note upon the "Blue" Process of Copying Tracings. By P. BARNES,.
The Economy effected by the Use of Red Charcoal. By B. FERNOW,
On the Use of Red Charcoal in the Blast Furnace. By WILLIAM KENT,
M.E.,
197
199
206
The Nickel Ores of Orford, Quebec, Canada. By W. E. C. EUSTIS, A.B., S.B.,
On the Manufacture of Artificial Fuel at Port Richmond, Philadelphia. By
E. F. LOISEAU,
209
214