Skip to main content


Destroying the Water Hyacinth by a New Chemical Process

A Ship Canal through Scotland

Universities in the United States and Great Britain

The New Army Rifle

The Growth of our Foreign Commerce

The Alderman and the Engineer

Alexander Melville Clark

The Union Engineering Building

The Current Supplement

Marconi in Rome


An Electric Tramway Operated upon the Lorain Contact Box System

The Telechirograph--A New Facsimile Telegraph

How Large Steamers are Divided and Taken through the Canadian Canal

Production of Fluorine in Moissan's Electrolytic Apparatus

By The Paris Correspondent of the Scientific American

Automatic Machinery for Handling Coal

By Day Allen Willey

How to Make a Paper Cane

A Quaint Diving Apparatus of the Eighteenth Century

By C. Field

American Cars to Compete in the Gordon-Bennett Cup Race

The Great Goose Creek Dam for the Denver Water Supply

Pullman Cars in a Railroad Wreck

Patent Department - July 4, 1903

A Simple Chimney Flue Cleaner

Vaporizer for Internal Combustion Engines

Oddities in Inventions

Engine for Motor Bicycles

Business and Personal Wants

If you manufacture these goods write us at once and we will send you the name and address of the party desiring the information. In every case it is necessary to give the number of the inquiry MUNN&CO


  • Departments

    Correspondence - July 4, 1903

  • Recently Patented Inventions - July 4, 1903

  • Notes and Queries - July 4, 1903

  • Index of Inventions - July 4, 1903

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format
July 04, 1903