Volume 121, Issue 26
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Features
Food versus Feed
The Benefits to be Derived from Eating Skim Milk Instead of Giving it to the Barnyard Stock
Nature's Geometric Workmen
Microscopic Animals that Lay Down Stone Skeletons of Amazing Form
How to Get the Most Out of a Motor Truck
Practical Suggestions for the Truck Owner or Driver who is Interested in Efficient and Economical Operation
The Incoming President of the A. A. A. S.
The Tendency of Truck Design for 1920
Few Mechanical Changes Because of Satisfactory Operation of Existing Designs and Great Demand
Houses Built on Sand
How the New York Assay Office Foundations were Safely Laid without Endangering Adjoining Buildings