
Volume 48, Issue 1246supp
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Features
Schneider-Canet Naval Turrets
American Railroads
Their Relation to Commercial, Industrial and Agricultural Interests
Tubular Bells
Gaston Tissandier
Progress in Chemical Arts
Mechanical Science
The Pollak-Virag System of High Speed Telegraphy
Boring for Gas and Petroleum in China
Test of the Marconi Wireless Telegraphy in the United States Navy
The Frozen Deposits of the North
Trade Suggestions from United States Consuls
Miscellaneous Notes
Selected Formulæ
Trade Notes and Receipts
Stream Measuring in the United States
Report of the Chief of the Bureau of Steam Engineering
General Operations of the Bureau