Scientific American Magazine
Volume 97, Issue 4You are currently logged out. Please sign in to download the issue PDF.
Features
Latest Results with Marine Turbines
Opening of the New Haven Railroad Electric Service
Is a Revision of Gatun Dam Necessary?
Battleship “Georgia” Disaster
Building Railway Coaches with Side Doors
The Heating of Copper Wires by Electric Currents
The First Races and Records on the New Weybridge Track
By the London Correspondent of the Scientific American
Block Signals in the Cab of the Locomotive
Death of Sir William Perkin
Photomicrographs without a Microscope
Orthopedic Appliances
Some Strange Sources of Water Power on the Coast of Dalmatia
Building Block for Concrete Construction
Attachment for Sewing Machines
An Improvement in Hammers
Patent Department
Answer to the Plug Puzzle
Departments
The Heavens in August
Correspondence - July 27, 1907
Recently Patented Inventions - July 27, 1907
Index of Inventions - July 27, 1907
Patents - July 27, 1907
