Table of contents


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Departments

Science Notes

Science Notes p441

doi:10.1038/scientificamerican12201902-441a


Correspondence

Correspondence p445

doi:10.1038/scientificamerican12201902-445


Recently Patented Inventions

Recently Patented Inventions p451

doi:10.1038/scientificamerican12201902-451


Notes and Queries

Notes and Queries p452

doi:10.1038/scientificamerican12201902-452a


Index

Index of Inventions pp452 - 455

doi:10.1038/scientificamerican12201902-452b


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Articles

The Transportation Problem in New York City p440

doi:10.1038/scientificamerican12201902-440


A Proposed Duodecimal System of Weights and Measures p440

doi:10.1038/scientificamerican12201902-440a


Return of the Jesup Siberian Expedition p440

doi:10.1038/scientificamerican12201902-440b


A New Type of Auxiliary Vessel for the British Navy pp440 - 441

doi:10.1038/scientificamerican12201902-440c


The Hall-Marking of Gold and Silver in England p441

doi:10.1038/scientificamerican12201902-441


A Pneumatic Coating Machine p442

doi:10.1038/scientificamerican12201902-442


Dredger for Levee Building p442

Enos Brown

doi:10.1038/scientificamerican12201902-442a


Transporting the 16-Inch Gun to Sandy Hook p443

doi:10.1038/scientificamerican12201902-443


New York and Brooklyn Rapid Transit Subway p444

doi:10.1038/scientificamerican12201902-444


Temple Models for the St. Louis Exposition pp446 - 447

Harold J. Shepstone

doi:10.1038/scientificamerican12201902-446


A “Scientific” Violin p447

H. C. FyfeE

doi:10.1038/scientificamerican12201902-447


The “Santos-Dumont No. 9” pp447 - 448

doi:10.1038/scientificamerican12201902-447a


The Egyptian Paint Palettes p448

Walter L. Beasley

doi:10.1038/scientificamerican12201902-448


Patent Department p449

doi:10.1038/scientificamerican12201902-449


Pivoted Hub p449

doi:10.1038/scientificamerican12201902-449a


The “Stab” Switch p449

doi:10.1038/scientificamerican12201902-449b


Lock Valve pp449 - 450

doi:10.1038/scientificamerican12201902-449c


Legal Notes p450

doi:10.1038/scientificamerican12201902-450


Business and Personal Wants p452

doi:10.1038/scientificamerican12201902-452


Patents p455

doi:10.1038/scientificamerican12201902-455


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