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Features

Ventilating Hats

Managing Windows for Air

Sulphurous Acid

Fever and Ague

Pitch Phenomenon at Sea

Gutta Percha and Ships' Compasses

Improved Seed-Planter

Plants in Rooms

Improved Car Seat

Browning Gun-Barrels

New Work on Mining

Kaleidoscope Toy

A New Motive Agent

Ancient Tables of Wood

Special Notice

Supplement to the Scientific American.

Death of Consul Robertson

Iron Ships-Water-Tight Compartments

Libraries for Railroad Engineers

The Editor in His Sanctum

Useful Information About Hair Dyes

Important to Inventors

American and Foreign Patent

Sanitary Precautions

New Improvements in Cut-offs

Departments

  • Departments

    Notes and Queries

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The Essential Guide to the Modern World

The Essential Guide to the Modern World