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Features

Double Tenoning Machine, Mammoth Remains

The Physical Condition of the Planets

The Fly Wheel.--Exact Formulas by Which to Proportion It

The Geographical Work of the World in 1872

Another Phase of the Vienna Exposition

The New Ocean Telegraph Cable

Scientific and Practical Information - May 10, 1873

The Problem of the Coming Transits

The Ornamental Use of Metal

Stevens Institute Lectures.--Moonlight and its Source

By Henry Morton

The Wonders of the Egg.--Second Lecture

Chemical Notes

The Tay Bridge

A Patent Cannon Plow

Astronomical Notes - May 10, 1873

Decisions of the Courts

Recent American and Foreign Patents - May 10, 1873

Answers to Correspondents - May 10, 1873

Best Mode of Introducing New Inventions

Communications Received - May 10, 1873

Departments

  • Departments

    Correspondence - May 10, 1873

  • New Books and Publications - May 10, 1873

  • Business and Personal - May 10, 1873

  • Notes and Queries - May 10, 1873

  • Index of Inventions - May 10, 1873

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May 10, 1873