Table of contents


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Departments

Correspondence

Correspondence pp101 - 102

doi:10.1038/scientificamerican02171883-101


Inventions

Recent Inventions p105

doi:10.1038/scientificamerican02171883-105


Business and Personal

Business and Personal pp106 - 107

doi:10.1038/scientificamerican02171883-106d


Notes and Queries

Notes and Queries p107

doi:10.1038/scientificamerican02171883-107


Index

Index of Inventions pp107 - 108

doi:10.1038/scientificamerican02171883-107a


Patent Notes

Patents p108

doi:10.1038/scientificamerican02171883-108


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Articles

Vienna International Electric Exhibition p96

doi:10.1038/scientificamerican02171883-96


The Problem of the Telephone p96

doi:10.1038/scientificamerican02171883-96a


A Four-Mile Deposit of Iron Ore p96

doi:10.1038/scientificamerican02171883-96b


What is an Artist? p97

doi:10.1038/scientificamerican02171883-97


The Star of Bethlehem p97

doi:10.1038/scientificamerican02171883-97a


The Past Year in the Patent Office p97

doi:10.1038/scientificamerican02171883-97b


An Ammonia Still for Small Gas Works p98

doi:10.1038/scientificamerican02171883-98


Electric Motors with Inductors Containing no Iron p98

doi:10.1038/scientificamerican02171883-98a


Improved Sponge Filters pp98 - 99

doi:10.1038/scientificamerican02171883-98b


Teera Cotta Lumber p100

doi:10.1038/scientificamerican02171883-100


Flexible Self-Gauging Faucet p102

doi:10.1038/scientificamerican02171883-102


The New Otto One-Horse Power Silent Gas Engine p102

doi:10.1038/scientificamerican02171883-102a


A Glass Globe from Which Three Hundred Watch Crystals Were Cut p103

doi:10.1038/scientificamerican02171883-103


The Automaton Chess Player pp103 - 104

doi:10.1038/scientificamerican02171883-103a


Engineering Inventions p106

doi:10.1038/scientificamerican02171883-106


Mechanical Inventions p106

doi:10.1038/scientificamerican02171883-106a


Agricultural Inventions p106

doi:10.1038/scientificamerican02171883-106b


Miscellaneous Inventions p106

doi:10.1038/scientificamerican02171883-106c


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