The Fire Annihilator

Lowell Fair—Trial of Locomotives

Perpetual Bearing Raspberry Bush

Mosquito Bites—A Remedy

Foreign Correspondence

The Partition Tumbler

Perforation of a Leaden Water Cistern by Insects

Colored Daguerreotypes—Hillotype—Heliochromy

Relic of the Revolution

Benefit to Horses

New Motive Power and the Spiritual Rappings

Spirit of Recent Foreign Inventions

Improvement in Making Iron Pipes

Improved Clothes Wringer

Machine for Making Blinds

Godfrey's Crystal Bee Palace

Patent Office Report for 1850—No. 1

Fayettville, N.C.

An Improvement Wanted for Ginning Sea Island Cotton

Sale of the Yacht America

Our New Volume

Interesting Patent Case

Assyrian Antiquities

The Floating Bridge across Lake Champlain Completed

The First Locomotive in America

A New Material for Lighthouses, Sea-Walls, Paving, &C

Spontaneous Combustion of Hay Stacks

List of Patent Claims

Postage on Books

Back Numbers and Volumes

New Edition of the Patent Laws

Fire Engines

Ancient and Modern Strong Men

Marine Glue

A Discovery in Surgery

New Prospectus to Mechanics

Inventors, and Manufacturers