Skip to main content


The Secret of the "Baby" Tank, New Deposits of Saltpeter

"the Renault or so-called "baby" tank employed by the French and American armies in the closing battles of the great war"

Peace And Naval Policy, Using The Planes, and more

Great Britain at War

Our Ally's Stupendous Effort with Men, Money, and Munitions, in Air, and on Land and Sea

By J. Bernard Walker

The Farm Accounting Problem

A Practical Scheme by Which the Farmer Can Know Where He Stands Financially

By Edgar L. Smith

Reconstructing Ocean Highways after the War

How to make our Shipping go Around, and have Ships when and where We Want them

By L. W. Schmidt

Getting Out Airplane Spruce

The Engineering Aspects of This Feature of Our Program

By Fred W. Vincent

The American Pacific Ocean

Results of a Comprehensive Survey Undertaken by the University of California

Testing Soils by Testing Assimilation in Plants

The Current Supplement, Radio Communications and the Great War, and more


  • Letters

    Correspondence- November 30, 1918

  • Departments

    The Heavens in December, 1918

  • Inventions New and Interesting - November 30, 1918

  • Recently Patented Inventions- November 30, 1918

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format
Scroll To Top