Scientific American Magazine Vol 11 Issue 39

Scientific American Magazine

Volume 11, Issue 39

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Features

Improved Harvester

American Aluminum

Another Explosion

Cattle and Whitewash

Marble Saw

Mammoth Sugar Mill

List of Patent Claims

Hot Air Locomotive

The McCormick Reaper Patent Extension Refused

Senator James New Patent Law.--A New Political Machine

The New Patent Bill

Recent Foreign Inventions

Mechanic's Fairs

Preventing Boiler Incrustations

How to Feed Bituminous Coal

Cents, Not Pence

New Method of Rolling Railroad Rails

Improvement in Carriage Springs

The Camels Have Arrived

Recent American Patents

The New Patent Law

Notes on Ancient and Curious Inventions.--No. 8

Sickles' Cut-Off Patent Expired, and an Extension Refused

James Patent Bill

Important Items

Internal Improvement in Egypt

Cold Weather

Improved System in Mill Work

Plaster of Paris

Oil from Coal

Improvement in Windmills

Domestic Ginger Beer

Mechanics

Oxygen

Departments

To Correspondents