Scientific American, February 23, 1856. Original complete issue.

Features

Zinc Paint

Motive Agents.--Hot Air--A Singular Coincidence

Patent Sawing Apparatus

Plain Writing

Straightening Bent Shafting

List of Patent Claims

Proposed Enlargement of the City Hall

Correction

Report of the Commissioner of Patents for the Year 1855

Death of an Inventor

The Water Wheel Railroad

Captain Whitaker's Improvement in Propulsion

Heat and Cold--Balls of Snow

The Rays of the Sun

Incrustations in Steam Boilers; and Hydraulics and Power of Water

Recent American Patents

To Amend the Several Acts Now in Force in Relation to the Patent Office

The Patent Laws--Their Defects and Remedies-- Highly Important Reforms Proposed

Ohio Against the Woodworth Monopoly

Report of the Commissioner of Patents

The Cotton Culture of Europe, Africa, and America

Corn Stalk Cutter

Recent Foreign Inventions

A Great Steamship

Important Items

Copper; its Nature; Babbitt Metal

Important About Milk

Mechanics

Dressing Millstones

American Cotton Manufacturers

Telegraph for Preventing Collisions