Scientific American Magazine Vol 94 Issue 18

Scientific American Magazine

Volume 94, Issue 18

You are currently logged out. Please sign in to download the issue PDF.

Features

An Opinion from Panama

Courage and Sympathy in Disaster

A Retrograde Step

Trial Speed and Sea Speed

The Proposed Amendment to the Trade-Mark Law

The National Academy of Sciences

Marcus Benjamin

Prof. Sir George H. Darwin

The Whistling Vibration of a Drop

The Automatic Conveyer in Lumbering

Day Allen Willey

The Electric Locomotives of New York, New Haven and Hartford Railroad

A New Method of Heating Switches

The Hendrick Hudson Memorial Bridge

Curiosities of Naval Architecture--Round Ships and Globular Vessels

C. Field

How to Construct an Experimental Polyphase Motor

A. W. Forstall

The Sense of Smell in Snails

Alfred Gradenwitz

A Machine for Picking Cotton

William Dale

A Convenient Drafting Instrument

A Novel Toy

Retaining Device for Barrels

Book Purse

Business and Personal Wants

Departments

Correspondence

Recently Patented Inventions

Notes and Queries

New Books, Etc.

Index of Inventions

Patents