Scientific American Magazine Vol 72 Issue 15

Scientific American Magazine

Volume 72, Issue 15

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Features

The Stern Tunnels of the Olympia

An Improved Ink Well

A Reloading Tool for Cartridges

California Sun Dried Prunes

The Ice Plane

Royal E. House

The Manufacture of Incandescent Electric Lamps

The Pulverized Charcoal Industry

A Visit to the Exhibit of the New York Academy of Sciences

H. F. Osborn

A Combination Electrical Meter

To Inventors - April 13, 1895

Departments

Correspondence - April 13, 1895

Notes and Queries - April 13, 1895

Recently Patented Inventions - April 13, 1895

Business and Personal - April 13, 1895

Index of Inventions - April 13, 1895

Patents - April 13, 1895