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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.,
101
145
164
Fluxing Silicious Iron Ores. By T. F. WITHERBEE,
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,
The Fire Clays and Associated Plastic Clays, Kaolins, Feldspars, and Fire
Sands of New Jersey. By Prof. JOHN C. SMOCK, .
174
177
192
Manganese Pig. By ROSSITER W. RAYMOND, PH.D.,. Note upon the Cost of Construction of the Converting Works of the Edgar Thomson Steel Company, of Pittsburg, Pa., 1873-1875. By P. BARNES,
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.,
195
197
199
206
The Nickel Ores of Orford, Quebec, Canada. By W. E. C. EUSTIS, A.B., S.B., 209
On the Manufacture of Artificial Fuel at Port Richmond, Philadelphia. By
E. F. LOISEAU,
214