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Scientific American Magazine Vol 59 Issue 26

Scientific American MagazineDecember 1888

Volume 59, Issue 26

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Features

New Dynamite Gun

"A Possible Revolution in Medicine"

Dogs that Learn Trades

Simple Experiments in Physics

M. Hopkins

An Improved Extension Ladder

An Improved Churn

Offset Mechanism for Sawmill Carriages

The Garabit Viaduct

An Improved Steam Steering-Gear

A Simple Device for Threading Needles

Test of the Cast Steel Breech Loading Rifle

Gigantic Fossil Mammals

To Inventors- December 29, 1888

Departments

Notes and Queries- December 29, 1888

Business and Personal- December 29, 1888

New Books and Publications- December 29, 1888

Recently Patented Inventions- December 29, 1888

Index of Inventions- December 29, 1888