Table of contents


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Departments

Correspondence

Correspondence p263

doi:10.1038/scientificamerican04291893-263a


Recently Patented Inventions

Recently Patented Inventions p267

doi:10.1038/scientificamerican04291893-267


Books

New Books and Publications p267

doi:10.1038/scientificamerican04291893-267a


Business and Personal

Business and Personal p268

doi:10.1038/scientificamerican04291893-268


Notes and Queries

Notes and Queries pp268 - 269

doi:10.1038/scientificamerican04291893-268a


Index

Index of Inventions p269

doi:10.1038/scientificamerican04291893-269a


Patent Notes

Patents p272

doi:10.1038/scientificamerican04291893-272


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Articles

The Painting Machines at the World's Fair p257

doi:10.1038/scientificamerican04291893-257


The World's Columbian Exposition pp258 - 259

doi:10.1038/scientificamerican04291893-258


Notes from the Worlds Columbian Exposition Chicago 1893 pp259 - 260

doi:10.1038/scientificamerican04291893-259


An Improved Unicycle p260

doi:10.1038/scientificamerican04291893-260


The Pearl Button Industry pp260 - 261

doi:10.1038/scientificamerican04291893-260a


An Improved Saddle Attachment p261

doi:10.1038/scientificamerican04291893-261


A Tool to Drill Conical Recesses p261

doi:10.1038/scientificamerican04291893-261a


An Automatic Sprinkler to Put out Fires p261

doi:10.1038/scientificamerican04291893-261b


An Improved Feed-Water Regulator p261

doi:10.1038/scientificamerican04291893-261c


The Total Solar Eclipse of April 16 p262

doi:10.1038/scientificamerican04291893-262


Position of the Planets in May p263

doi:10.1038/scientificamerican04291893-263


The Columbus Celebration, New York pp264 - 265

doi:10.1038/scientificamerican04291893-264


Experiments with Soap Bubbles p266

T. O'conor Sloane, Ph.D.

doi:10.1038/scientificamerican04291893-266


To Inventors p269

doi:10.1038/scientificamerican04291893-269


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