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Scientific American Magazine Vol 38 Issue 26

Scientific American Magazine

Volume 38, Issue 26

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Features

The Firmenich Safety Steam Boiler

Mind, Muscle, and Machinery

A Neglected Industry

A Keely Seance

An Industrial Paradox

Astronomical Notes

Berlin H. Wright

Fire Telegraphs in Germany

A Simple Furnace

Our Iron Industry

Communications

Combination Needle and Thread Cutter

Notes from the Paris Exhibition

Improved Shears for Marking Stock

File Sharpening by the Sand Blast

Notes of Patent Law-Decisions of the Courts

Improved Yielding Hat

Official Prejudice

The Doum Palm

The New Laurent Saccharometer

Poisonous Leguminous Plants

An Improved Gang Plow

Patent Gear-Dressing Machine

Departments

Notes and Queries

New Books and Publications

Business and Personal

Index

Patents