Table of contents


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Departments

Correspondence

Correspondence p388

doi:10.1038/scientificamerican06201891-388


Recently Patented Inventions

Recently Patented Inventions p394

doi:10.1038/scientificamerican06201891-394


Business and Personal

Business and Personal p394

doi:10.1038/scientificamerican06201891-394a


Notes and Queries

Notes and Queries pp394 - 395

doi:10.1038/scientificamerican06201891-394b


Index

Index of Inventions pp395 - 396

doi:10.1038/scientificamerican06201891-395a


Patent Notes

Patents p397

doi:10.1038/scientificamerican06201891-397


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Articles

The Proposed New Croton Lake Dam and the New Croton Lake p383

doi:10.1038/scientificamerican06201891-383


The Sailing of Two Polar Expeditions pp384 - 385

doi:10.1038/scientificamerican06201891-384


An Improved Feed Rack, Barn, Etc. p386

doi:10.1038/scientificamerican06201891-386


A Lock with Key Held Pendent p386

doi:10.1038/scientificamerican06201891-386a


An Extensible Barrel Truck p386

doi:10.1038/scientificamerican06201891-386b


Improved Wimshurst Static Electrical Machine p387

doi:10.1038/scientificamerican06201891-387


An Improved Car Coupling p388

doi:10.1038/scientificamerican06201891-388a


The Artesian Well at Springfield, South Dakota p390

doi:10.1038/scientificamerican06201891-390


Simple Apparatus for Gathering and Examining Microscopic Objects p391

M. Hopkins

doi:10.1038/scientificamerican06201891-391


The St. Clair Tunnel Locomotives—The Largest Locomotive in the World pp391 - 392

doi:10.1038/scientificamerican06201891-391a


A Book Finisher's Lettering Machine p392

doi:10.1038/scientificamerican06201891-392


The Hitchcock Life Guard for Electric Cars p392

doi:10.1038/scientificamerican06201891-392a


Edison's Kinetograph and Cosmical Telephone p393

doi:10.1038/scientificamerican06201891-393


To Inventors p395

doi:10.1038/scientificamerican06201891-395


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