Willis' Perpetual Motion

Coal in a Curious Place

List of Patent Claims

Foreign Scientific Notes

The Chinese Yam

Pension for Propeller Improvements

Mechanical Equivalents in Law

How They Make Maccaroni

Flour and Bread, Bakers, Millers, &C

Alder Flowers, Oak Bark, Swamp Maple, and Tartar in Dyeing Colors

The Way to Keep a Razor Sharp

The Cotton Gin

Saw Set or Circular Saws

Improved Brick Machine

Breaking of Railway Car Axles

Time Ball Signals

The French Imperial Cradle

Scott Russell Failed

Recent American Patents

Important Patent Decision in the United States Supreme Court

Gold and its Uses.--No. 1

Remarks on the Report of the Commissioner of Patents

Photographic Pictures on Silk

New System of Weights and Meauress

Making a Needle

American Turret Clocks for Siam

Wonderful Presence of Mind of a Railroad Conductor

Recent Foreign Inventions

Selling Patent Property by Sample

Stone Tortoises, Hyenas, &C

Important Items

The Power of Falling Water

Whipple's Patent Ripper Blocks

Mechanics

Inventors, and Manufacturers