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Features

The Garratt Flexible Rail-Road Locomotive

Solders for Various Metals

Tungsten Ores

How they are Mined in Spain

Reorganization of American Farming

Intensive Cultivation the Goal

By Homer C. Price

Remarkable Comets

Comets other than Halley'S

Panama Canal Progress

Measuring Instruments of Long Ago

The Mechanical Application of Geometrical Principles

By William E. Stark

“Ilo,” A Third Universal Language

An Improvement on Esperanto

The Prophecy of Francis Bacon, 1560-1910

A Pioneer in New Fields of Intellectual Enterprise

By Ralph Barton Perry

A Profile Puppet-Show

How it can be Made and Used

By A. Roze

New Electrical and Physical Apparatus

Ingenious Applications of New and Old Principles

The Microscope and the Scientist

Some Applications of Microscopy to Modern Science

Electrical Notes

Engineering Notes

Science Notes

Departments

  • The Body's Growth

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Scientific American Supplements Volume 69, Issue 1795supp

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