Inter Oceanic Canal

Bleeding from the Nose

Starch from Horse Chestnut and Arrow Root

Iron Pavements

California Statistics

Receipt for Joining Glass

New Self-Adjusting Carriage Springs

Mackerel Fishing

Lectures on Chemistry

Railroad Accident

Anthracite Coal for Locomotives

Railroads in Canada

Anastatic Printing

The Coco-anut Tree

Performing Somersets from a Balloon

Cure for the Croup

Chickering's a Pianoforte Manufactory

Burns and Spontaneous Combustion

Air Heating Pipes

Agriculture in California

Railroad Dust and Cinders

Ancient and Modern Cities

Safety Steam Boiler

Improved Locomotive Spark Arrester

Rotary Engine

Improved Straw Cutter

New Cut-off Gear

Threshing Machines

Falling Houses Again

Ammonia

A Large and Small Wheel

Award of Prizes

Critical Dissertation on Steam, Hot Air, and Gas Engines

Hydraulic Pumps

Action against the New Steamboat Law

The Cheap Postage Law

Packing Apples

Reform of the Patent Laws—Patent Office and Patent Funds

Lecturing Noblemen

Mechanics

Manufacturers and Inventors

Gum Elastic

Fossil Remains

Safety Fluid Lamp—Chemical Cause of Explosions