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Scientific American Magazine Vol 47 Issue 5

Scientific American Magazine

Volume 47, Issue 5

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Features

The Hektograph

A New and Important Field for Research

Aspects of the Planets for August

The Manufacture of Opium

Cutting Drains by Machinery

Improved Cutter Bar for Reapers and Mowers

Novel Attachment to Fountains and Bottle Stoppers

Improved Pulverizer

John Scott Russell

Microscopical Examination of Ice

Ephraim Cutter

Mechanical Inventions - July 29, 1882

Miscellaneous Inventions - July 29, 1882

Engineering Inventions - July 29, 1882

Agricultural Inventions - July 29, 1882

Departments

Correspondence - July 29, 1882

Index of Inventions - July 29, 1882

Business and Personal - July 29, 1882

Notes and Queries - July 29, 1882