Volume 105, Issue 15
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Features
The Meter
That Inexorable Mechanical Accountant of the Gas Company
The Burning of the German Military Dirigible “M III”
Carrying Mail by Aeroplane
The First Experiments in this Country at the International Aviation Meet
The Diesel Engine
The Development of a Remarkable Motor
Filling a 400,000 Cubic-foot Balloon
Hydrogen-generating Plant for Vaniman's Transatlantic Expedition
Repairs to a Cistern
Flywheel Brake
Refacing Valve Seats
Holder for Filing Small Screws
Laying Out Work for Drilling
Suggestions for the Workshop- October 7, 1911
Ingenious Expedients of Resourceful Mechanics
Magnetic T-Square
Disposition of Guns in Dreadnoughts
Foreign Navies are Adopting the American Center-line Plan
Abstracts from Current Periodicals- October 7, 1911
Phases of Science as Other Editors See Them
The Inventor's Department- October 7, 1911
Simple Patent Law; Patent Office News: Inventions New and Interesting