Composition of Friction Matches

Revolutions Vs. Railway Speculations

Ohio and Pennsylvania Railroad

Mechanics' College in Boston

Spirit Gas Lamps

Best Body Copal Varnish for Coach Makers, &c

To Cook Frozen Meat

Quick Drying Body Canal Varnish for Coaches &C

New Labor Saving Soap for Washing

Whaling Business

Miscellaneous

Correspondence of the Scientific American

Veto Statistics

Martin Luther's Wedding Ring

Deaths in New York, in 1849

Striking Comparison

Extraordinary Escape from Death

Banker's Magazine

Best Pale Carriage Varnish

Receipt for Making a Cheap and Valuable Composition for Washing Clothes

Scientific Memoranda

Croton Aqueduct

The Use of Hogs

Centre of Gyration of Water Wheels

Egyptian Fortification

Indiana River and Harbor Improvements

Dead Power Points

New Kind of Packing—Surcharged Steam

Dickson's Process of Making Iron

Chemistry of the Stars

New Steam Boiler

Wire Work Fire Proof Ceilings

Shoe Lasts

New Vulcanized India Rubber Cloth

An American Churn in England

Experiment on Remington's Model of a Bridge

The Gipsies

Remarkable River

Works on Science and Art

A River Spring in the Wilderness

The Working of the Telegraph

Patent Office Report

A White Negro

Discovery in Africa

Saguenay River

List of Patent Claims

Discovery of it Northwest Passage

What to do with the Patent Fund

Notice

Back Volumes

On the Employment Working of Animal Horn

To Investors and Mechanics

The Best Mechanical Paper