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Features

The Pneumatic Clock

People Who Can't be Helped

Working of Copper Ores

Steam on the Common Roads

A Promising Field for Invention

The "True Thread"

Cuba as a Field for Enterprise

Conference of Swiss Wrists at Geneva

American Dexterity

An Inventor's Difficulties in England

Testing Machines at the Paris Exhibition

Astronomical Notes

Penn Yan, N. Y., Saturday, October 5, 1878

By Berlin H. Wright

The Recent Eclipse of the Sun

How to Test a Lathe

The Stylographic Pen

Zoological Garden at Fairmount Park, Philadelphia, How Calicoes Are Made, and more

The Porcupine Ant Eaters Recently Discovered in New Guinea

The New Carpet Beetle

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  • Notes and Queries

  • Index of Inventions

  • Patents

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October 05, 1878

See the World from a Different Perspective

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