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Features

The Floating Derrick Reliance

Job as a Steam Engineer

Decreasing Cost of Incandescent Light

Palontæological Studies in Brazil

New Gunpowder as Well as New Guns

Position of the Planets in November

Engines of the Steam Yacht Lady Torfrida

A New Farm Gate

A New Wheel Hub

Improvement in the Utilization of Water Power

A Device to Facilitate Taking Photographs by Flash Light

An Improved Water Cycle

Novel Finger Ring Gauge

Improvement in the Art of Shaping Sheet Metal

An Improved Dumbwaiter

New Railroad Frog

New Soldering Machine

Departments

  • Letters

    Correspondence- November 8, 1890

  • Recommended

    New Books and Publications- November 8, 1890

  • Departments

    Business and Personal- November 8, 1890

  • Recently Patented Inventions- November 8, 1890

  • Index of Inventions- November 8, 1890

  • Notes & Queries- November 8, 1890

  • To Inventors- November 8, 1890

  • Patents!- November 8, 1890

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