Scientific American Magazine Vol 52 Issue 19

Scientific American Magazine

Volume 52, Issue 19

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Features

Improved Cotton Picker

Spring Gauges

Square Cotter Pins

Cut Nails and Wire Nails

How much shall the Doctor be Paid?

Dirt, Disease and Disinfection*

E. Dwight Kendall

Folding Chair

Improved Anemometer

Fish Trap and Bucket

An Automatic Disinfecter

A New Aerial Machine

Trunk Lock

Boiler Cleaner

A Novel Toy

Hobby Horse

Apparatus for Cleaning Oils

A Portable Photographic Camera

The New Paleontological Gallery of the Paris Museum

Mechanical Inventions - May 9, 1885

Miscellaneous Inventions - May 9, 1885

Engineering Inventions - May 9, 1885

Agricultural Inventions - May 9, 1885

Departments

Correspondence - May 9, 1885

New Books and Publications - May 9, 1885

Notes and Queries - May 9, 1885

Business and Personal - May 9, 1885

Index of Inventions - May 9, 1885