Stories by George F. Paul

The Six-Mile Moffat Tunnel

By Means of Special Equipment the Main and Auxiliary Tunnels Are Being Driven Side by Side Through the Rockies

Linking Mexico and California

Unbroken Rail Journey from San Francisco to Mexico City, Will Soon Be Possible

Outwitting the French Customs

Fighting Waves with Compressed Air

An Artificial Reef of Air That Breaks Up the Rollers and Makes Them Harmless

The Wrecking Derrick and a Concrete Job, Our Instincts have Birthdays, and more

Armored Car Planned and Built in Four Weeks, The Current Supplement, and more

An armored train car built for use in the regions of the border with Mexico.