The "Whip-Creation" Battleship, High-Speed Telegraphy, New York and Paris Subway Systems Compared

Engineering, Aeronautics, Science

Driving Piles without a Pile Driver

An Artistic Reinforced Concrete Bridge

A Coming Type for County Highway Bridges

Instrument for Detecting Violations of the Speed Laws

Sacrificial Compliments Paid to New Buildings in Antiquity

Jupiter and his Satellites

The Wisps of Saturn

The Rock-Hewn City of Petra

An All but Impregnable Ancient Town

Treasure Hunting

An Electrical Fever Recorder

Patent Department - March 12, 1910