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Scientific American Magazine Vol 54 Issue 1

Scientific American Magazine

Volume 54, Issue 1

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Features

Improve the Channelways

The Bell Telephone Case

Night Sky.--December and January - 1885/1886

Richard A. Proctor

A Separator to Remove Impurities from Wheat

Fire Escape Ladder

Automatic Discharger for Evaporating Pans

Improved Square

Farm Fence Post

The Jarman Ice Machine

Improved Motor

Improved Grinding Mill

Hydraulic Machinery for Operating a Drawbridge

Vertical Flour Mill Engines

Electricity at the Salpetriere

Engineering Inventions - January 2, 1886

Agricultural Inventions - January 2, 1886

Miscellaneous Inventions - January 2, 1886

Departments

Correspondence - January 2, 1886

New Books and Publications - January 2, 1886

Business and Personal - January 2, 1886

Notes and Queries - January 2, 1886

Index of Inventions - January 2, 1886