Combined Screw Lathe and Milling Machine, Portable Furnace for Casting's Large Anvil Blocks

Notes on New Discoveries and New Applications of Science

Recent American Patents

Special Notices

Interesting Patent-Law Trials

Absorption of Heat by Vapors and Odors

The Great Lakes to be Connected with the Mississippi

Latest Foreign Intelligence

For Inventors and Mechanics

Henriksen's Chimney Top

Patent-Law Trials

Infringement of a Design Patent

Jordan & Smith's Screw Wrench

King & Smith's Washer Cutter

Books for Mechanics

Ferguson's Oil Cup

The Algonquin and Winooski Trial

English Inventors-Co-Operative Society

Petroleum for Fuel

To Our Readers on the Pacific Coast

Political Economy in a Nutshell

Burning Smoke

Patent Claims

Issued From the United States Patent-Office

American Torpedoes in England

Brodhead's Boring Tool

Patent Agency Office