Skip to main content


The Greatest Technical Blunder of the War, The National Academy of Sciences and the National Government and more

Safety Spurs for a Railroad Grade, The Current Supplement and more

By Harry Chapin Plummer

Strategie Moves of the War—August 19th, 1915

By Matthew E. Hanna

Captive Balloons on the French Front

[Article is illustrated by cover image]

By Neal Truslow

The Business Men's Training Camp at Plattsburg

A Spontaneous Movement of United States Citizens for Self-Defense

Artificial Immunity Against Typhoid Fever

How Mortality of a Dread War Disease Has Been Reduced

By A. M. Jungmann

The Psychology of Baseball, Vividiffusion Experiments on the Ammonia of the Circulating Blood and more

By Arthur Macdonald


  • Departments

    Recently Patented Inventions - August 28, 1915

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format

Gene Therapy Comes of Age?

Gene Therapy Comes of Age?

Explore the latest advances