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Scientific American Magazine Vol 77 Issue 20

Scientific American Magazine

Volume 77, Issue 20

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Features

Increase in our Artillery Urgently Needed

Report of the Interstate Commerce Commission

The Seventh International Geological Congress--The Caucasus Excursion

E. O. Hovey

An Improved Drill

An Acetylene Gas Lamp for Bicycles

An Adjustable Fire Box Partition

The Sliding Embankments of the Hudson River Shore Lines

Abchibald A. Schenck

The Latest Roller Boat

The Steel Pipe and Tube Industry

A Motor Lawn Mower

Archological Discoveries in Northern Africa

To Inventors - November 13, 1897

Departments

Correspondence - November 13, 1897

Notes and Queries - November 13, 1897

New Books, Etc. - November 13, 1897

Index of Inventions - November 13, 1897

Recently Patented Inventions - November 13, 1897

Business and Personal - November 13, 1897