Volume 141, Issue 6
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Features
Among Our Contributors, December 1929
A Scuttled Fleet is Salvaged
The Romance of the Difficult Job of Raising the German Fleet From the Bottom of Scapa Flow
When Reindeer Roamed the Pyrenees--I
A Glimpse of France, The Capital of the Prehistoric World, In the Days of the Cave Man
From the Scrap-book of Science, December 1929
An Office Building of the New Era
Science Contributes to Efficiency, Employee Comfort, and Convenience in a New York "Sky-scraper"
Television's Progress
Giant Airplanes
Plans for the Future, and Present Successful Tests, Portend a New Era in Heavier-than-Air Flying
Award of the Scientific American Medal
An Awakened Interest in Sea Safety Has Brought Results
Behind the Scenes in Modern Archeology
The Modern Archeologist is a Scientist and his Science Contains Keen Interest. At Times it Smacks of Adventure. How he Restores and Exhibits Faded Discoveries Made in the Field
Timing the Schneider Cup Races: Over 300 Miles Per Hour
The Puzzles of the Comets--II
Research Indicates That the Sun Picked Up Its Family of Comets Only Recently While Passing Through Orion
Radio in 1930
Regardless of New Circuits, Tubes, and the Like, the Final Test of a Set Is Its Tone Quality
Largest Electrified Metal Mine
From the Archeologist's Notebook
Insuring Safety on Airlines
Behind the Pilot Is a Far-Reaching Organization, Every Member of Which Is Working for the Good of the Service
The Art of Pliocene Man
More Discoveries Made in Eastern England Strengthen the Belief That Very Ancient Man Was Highly Intelligent
Esthetic Engineering
How San Francisco Anchored Shifting Sands and Built a Beautiful Boulevard on What Had Been a Barren Waste
When the Dining-Car Staff Goes to School
American Passenger Air Transport--III
Many Facts of Great Interest to the Prospective Airline Passenger Are Here Discussed at Length
Wires and Cables for a Great Bridge
Manufacture of the Wires for the Cables and Suspender Ropes of the Hudson River Bridge, New York City
Rebuilding a Broken Business
The Story of the Development Through Research of a Huge Candy Industry