Scientific American Magazine Vol 51 Issue 6

Scientific American Magazine

Volume 51, Issue 6

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Features

Labels as Subjects of Copyright

Now Is the Time

Anomalies of the Sewing-Machine Business

Forms of Cold Chisels

Lathe Feeds

Muscular Contraction after Death

Check Row Corn Planter

Drag Saw

Slide Trombone Valve for Cornets, Etc

Combined Curbstone and Telegraph Wire Conduit

Manure Loader

Improved Fire Escape

Trace Fastener

The New York Fire Department

Improved Friction Screw Press

The New Stern-Wheel Gunboats of the French Navy

Agricultural Inventions - August 9, 1884

Miscellaneous Inventions - August 9, 1884

Mechanical Inventions - August 9, 1884

Engineering Inventions - August 9, 1884

Departments

Correspondence - August 9, 1884

Business and Personal - August 9, 1884

Notes and Queries - August 9, 1884

New Books and Publications - August 9, 1884

Index of Inventions - August 9, 1884