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Features

Tailors' Cloth Cutting Machine

Moth Millers

Effects of Cold on Railroad Machinery

The Wheeling Bridge

Metallic Oil for Machinery

Colt's Patent in Congress

Scientific Memoranda

Flax Industry.—No. 12

Death of the Inventor of the Celebrated American Lock

Improved Gold Separator

Paine's Light Again

Chlorine and Anti-Chlorine

On Birds Flying

A Whale Captured off Nantucket

Brooklyn City Railroads

Uses of Steatite or Soapstone

Chain Link Machine

Improved Harness Buckle

Improved Quartz Crusher

Spring Bed Bottoms

Mechanical Union of Metals

Patent Claims

The Ailanthus Tree

Oil Cup Letter

The Steam-Frigate San Jacinto

Crystal Palace Notes

Sugar Refining Pans

Summer Drinks

List of Patent Claims

Dr. Hare on Spirit Rappings

Drone Trap for Bee Hives

Process for Sharpening Razors without Injuring the Temper

Large Hail Stones

Cure for the Bite of Snakes

Important Remarks for Practical Chemists, Manufacturers of Colors, Paints, &C

Onions

Mechanics

Manufacturers and Inventors

Departments

  • From the Editor

    To Correspondents

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Why Do Facts Fail?

Why Do Facts Fail?

Deconstructing Denial