Table of contents


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Departments

Correspondence

Correspondence p293

doi:10.1038/scientificamerican11071891-293


Recently Patented Inventions

Recently Patented Inventions p298

doi:10.1038/scientificamerican11071891-298


Books

New Books and Publications p298

doi:10.1038/scientificamerican11071891-298a


Business and Personal

Business and Personal p299

doi:10.1038/scientificamerican11071891-299


Notes and Queries

Notes & Queries p299

doi:10.1038/scientificamerican11071891-299a


Index

Index of Inventions pp299 - 300

doi:10.1038/scientificamerican11071891-299c


Patent Notes

Patents! p300

doi:10.1038/scientificamerican11071891-302


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Articles

Dangers of Large Fly Wheels pp288 - 289

doi:10.1038/scientificamerican11071891-288


An Adjustable Picture Hanger p290

doi:10.1038/scientificamerican11071891-290


A New Electric Light Support p290

doi:10.1038/scientificamerican11071891-290a


A Machine and Hand Needle Threader p290

doi:10.1038/scientificamerican11071891-290b


A Trundler for Spooled Wire p290

doi:10.1038/scientificamerican11071891-290c


Hog Killing at the Chicago Stock Yards pp291 - 292

doi:10.1038/scientificamerican11071891-291


How Stone is Crushed and Screened pp294 - 295

doi:10.1038/scientificamerican11071891-294


The Manchester Ship Canal pp295 - 297

doi:10.1038/scientificamerican11071891-295


To Inventors p299

doi:10.1038/scientificamerican11071891-299b


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