Features
Sir William White on the American Navy
Erecting the First Cored Monolith
The Stock Car Race for the Briarcliff Trophy
How Stereoscopic Effects may be Produced with a Pinhole Diaphragm
A Campanile 700 Feet High
The Berlin Oceanographic Museum
Fireless Locomotives in Germany
A Camp on Wheels
Grinding Attachment for Check Valves
Oddities in Inventions
An Attachment for Trolley Car Poles
Locking Device for Screws
Departments
- Departments
The Heavens in May
Correspondence - May 2, 1908
Recently Patented Inventions - May 2, 1908
Notes and Queries - May 2, 1908
Index of Inventions - May 2, 1908
New Books, Etc. - May 2, 1908
Patents - May 2, 1908
