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Manufacture of Electric Lamps

High Buildings and Fires

An Interesting Patent Office Question

Calipers and Fixed Gauges

Aspects of the Planets for July

Reports of the Recent Solar Eclipse

The Steamer Pilgrim

Raising of the Austral

A Railway Bracket Girder

Improved Wall for Jails and Treasure Vaults

Two Wheeled Portable Engine

Improved Cotton Press

Improvement in Lanterns

The Shoebill

The College of New Jersey


  • Departments


  • Recent Inventions

  • New Books and Publications

  • Notes and Queries

  • Business and Personal

  • Index of Inventions

  • Index

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June 30, 1883

Science for the Modern World