Features
Nerve Impulses and Their Propagation
The Vagaries of Wells
A New Blowpipe Welding Process
Volcanic Activity and Radium
Japanese Earthquake Theories
A Case of Alleged Reasoning in a Dog
How England Disposes of Old Ships
The Visible Heavens
Statistics of Turbine-Propelled Vessels, May 1, 1906
The Tameness of Wild Animals
An Electro-Mechanical Coin Counting and Wrapping Machine
Wellman's Airship for his North Polar Expedition
By the Paris Correspondent of the Scientific American
The Peterborough Lift-Lock of the Trent Valley Canal
From the Tobacco Leaf to the Cigar
An Improved Turbine
A Mechanical Prizefighter
Improved Rail Bond
Business and Personal Wants - July 7, 1906
Departments
- Departments
Correspondence - July 7, 1906
Index of Inventions - July 7, 1906
Recently Patented Inventions - July 7, 1906
Patents - July 7, 1906
