Table of contents


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Contents

Correspondence

Correspondence pp388 - 389

doi:10.1038/scientificamerican06211873-388


Business and Personal

Business and Personal p395

doi:10.1038/scientificamerican06211873-395


Notes and Queries

Notes and Queries p395

doi:10.1038/scientificamerican06211873-395a


Index

Index of Inventions p396

doi:10.1038/scientificamerican06211873-396a


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Articles

New Double Spindle Drill p383

doi:10.1038/scientificamerican06211873-383


Improved Cooking Vessel pp383 - 384

doi:10.1038/scientificamerican06211873-383a


The Digestive Apparatus p384

doi:10.1038/scientificamerican06211873-384


Thick Cylinders p384

doi:10.1038/scientificamerican06211873-384a


Pneumatic Foundations p384

doi:10.1038/scientificamerican06211873-384b


The Preparation of Gelatin p384

doi:10.1038/scientificamerican06211873-384c


The Spectroscope Simplified pp384 - 385

doi:10.1038/scientificamerican06211873-384d


The Chicago Inter-State Industrial Exposition p385

doi:10.1038/scientificamerican06211873-385


Freight Business of New York City across the North River p385

doi:10.1038/scientificamerican06211873-385a


The American Institute Fair p385

doi:10.1038/scientificamerican06211873-385b


Scientific and Practical Information p385

doi:10.1038/scientificamerican06211873-385c


Silkworms p386

doi:10.1038/scientificamerican06211873-386


Improved Plow p387

doi:10.1038/scientificamerican06211873-387


Iron Ship Construction pp387 - 388

doi:10.1038/scientificamerican06211873-387a


A New Preventive for Slipping Belts p389

doi:10.1038/scientificamerican06211873-389


Emery Grinder with Adjustable Table p390

doi:10.1038/scientificamerican06211873-390


Lock Envelope p390

doi:10.1038/scientificamerican06211873-390a


Improved Spindle Step p390

doi:10.1038/scientificamerican06211873-390b


Car and Passenger Elevator pp391 - 392

doi:10.1038/scientificamerican06211873-391


Sanitary Notes—Milk and Its Adulterations pp392 - 393

doi:10.1038/scientificamerican06211873-392


Recent American and Foreign Patents p394

doi:10.1038/scientificamerican06211873-394


Answers Correspondents pp395 - 396

doi:10.1038/scientificamerican06211873-395b


Communications Received p396

doi:10.1038/scientificamerican06211873-396


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