Scientific American Magazine Vol 77 Issue 16

Scientific American Magazine

Volume 77, Issue 16

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Features

The Return of the Peary Expedition

Rapid Transit Scheme Approved by the Park Board

The Suppression of a Fraudulent System of Patent Practice

Another Runaway Elevator

The American Institute Fair, New York

Opening of the Pneumatic Postal Tube Service in New York City

New Eastward Record for the Liner Kaiser Wilhelm

The Lowell Textile School

An Improved Boiler Tube Cleaner

A New Hand Dynamo

A Rail Joint Support and Bearing Plate

A Floating Dry Dock for Havana

The Parasites of Ants

Departments

Recently Patented Inventions - October 16, 1897

New Books, Etc. - October 16, 1897

Index of Inventions - October 16, 1897

Business and Personal - October 16, 1897

Notes and Queries - October 16, 1897

Patents - October 16, 1897