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Comparative Weight Fusibility Malleability Tenacity and Ductability of Metals

Road Across the Isthmus of Tehuantepec

A Balloon Frozen

Moulding Pipes Without Cores

New York Valuation

To Preserve Meat for Voyages

Cure of Cancer

To Preserve Cabbages

Sub Bituminous Coal for Locomotives

Rule for Finding the Best Proportion of Power to Tonnage in Steamboats

Placing Obstructions on Railways

A Striking Thought

Strange Mortality in Black River, La

New City of Hadley Falls

Lectures on California

Fire and an Afflicting Accident


Steamer Princeton

The Planetary System As it is Now Understood

Smithsonian Institute

Extraordinary Discovery in California


Decay of Timber--Prevention of Decay

Science Begetting Science

Alligator's Nest

Important Discovery That May Lead to Improvements of Great Value

Annihilation of Time and Space

Wonderful Rock in Lake Superior

The Iron Manufacture

Improvement in Sugar Manufacture

Force Pump

Remington Bridge

Biscuit Cutting Machinery

Portable Soup Bread

New Optical Instrument

Locke's Electro Chronograph

Forceps for Gun Shots

New Marine Beds

Paine's Electric Light

Improved Atmospheric Lifting Pump

Lecture on Patent Laws

Science Universal

New Ship Ventilator

An Effort to Increase the Usefulness of the Mechanics' Institute

Interesting Patent Cases

Extraordinary Sailing

Reduction of Telegraph Fare

Planing Machine Patent Cases

List of Patent Claims


Forwarding Back Numbers

“Up,” and “Down.”

Metalic Ore Veins

History of Propellers and Steam Navigation

The Division of Matter


  • From the Editor

    To Correspondents

  • To Inventors and Mechanics

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