Volume 125, Issue 8
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Features
Painting with Metal Spray
How Protective Coatings are Shot into Place Under the Latest Procedure
Self-Propelled Steel Barges for the State Barge Canal, A Few Facts and a Little Fancy
Housework in the Laboratory
What the Government Tests Have Revealed Regarding the Energy Expended by the Housewife in Her Daily Work
Simplifying the Coupling of Trains, Sucking the Cargo Out of a Ship
Winning Foreign Film Markets
How the American Motion Picture Industry is Acquiring a Firm Footing in Other Lands
Soap Science
Recent Developments in the German Industry
Doing away with the Ice Man
How Electricity has brought a Cleaner, Drier and Colder Atmosphere to the Refrigerator