Scientific American Magazine Vol 124 Issue 11

Scientific American Magazine

Volume 124, Issue 11

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Features

The Heart as a Pumping Engine

Charles Nevers Holmes

A Strong Navy, Einstein's Finite Universe and more

The Falsework for a Big Dam

Some Unusual Trestles Employed in This Department of Concrete Construction

J. F. Springer

Making Electric Insulators of Porcelain

Ralph Howard

A Measure of Interior Lighting

S. R. Winters

Brief Facts About Money

With a Suggestion for Making It Better Able to Perform Its Work

Charles E. Duryea

Who Shall Work the Farms?--II

The Extent to Which the Labor Shortage Persists, and the Measures of Relief Available

George H. Dacy

Solving the Labor Problem--IV

Home Comforts and the Community Spirit as a Remedy for Heavy Labor Turn-Over

Stray Current Electrolysis

Departments

The Service of the Chemist

Inventions New and Interesting

Notes and Queries

New Books, etc.

Recently Patented Inventions