The Gallahue Rotary Engine

A Singular Collision

New Investigations on the Earth's Heat

Working Men's Homes.--Sir Sydney Waterlow's London Enterprise

A Misapplied Testimonial

The Farmer's Foes

The Centennial Exposition

McMillan's Self-Regulating Gas Burner

A Novel Cultivator

Improved Hot Blast Boiler Furnace

Scenes at the Centennial

A Novel Device for Sewing on Buttons

Almond's Improved Drill Chuck

Improved Safety Bridge for Railroad Cars

Nest-Building Fishes

The Scorpions of Egypt

A New Method of Making Surface Plates

Decisions of the Court - July 1, 1876

Supreme Court of the United States

New Woodworking and House and Carriage Building Inventions - July 1, 1876

Recent American and Foreign Patents - July 3, 1876

New Chemical and Miscellaneous Inventions - July 3, 1876

New Household Inventions - July 3, 1876

Communications Received - July 3, 1876