Volume 120, Issue 15
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Features
American Ship-Operating Program, British And German Gunnery, and more
Is the Dirigible Outstripping the Airplane ?
Recent Progress in Lighter-Than-Air Craft Which Has Brought That Type to the Forefront of Aviation
A New British Port
Proposed Dock in Falmouth Harbor That Could Accommodate 1,000-Foot Liners
Signaling and Talking Through Space
A Broad Introduction to the Present Status of Wireless Telegraphy and Telephony
United States Chemical Warfare Service—II
The Great Gas Plant at Edgewood Arsenal With a Capacity of 200 Tons Per Day
Admiral Sims in the Team-Work for Victory
How the Admiral Stood Out for Consolidation as Against Mere Coöperation
British Munitions
A Glimpse at a Picture Too Big for a Single Canvas
Mechanical Equipment of the Farm
Latest developments in agricultural machinery and practical suggestions for the farmer