Table of contents


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Departments

The Heavens

The Heavens in April p211

Henry Norris Russell, Ph D.

doi:10.1038/scientificamerican04061901-211


Correspondence

Correspondence p215

doi:10.1038/scientificamerican04061901-215


Recently Patented Inventions

Recently Patented Inventions p219

doi:10.1038/scientificamerican04061901-219


Notes and Queries

Notes and Queries p219

doi:10.1038/scientificamerican04061901-219b


Index

Index of Inventions pp219 - 220

doi:10.1038/scientificamerican04061901-219d


Patent Notes

Patents p223

doi:10.1038/scientificamerican04061901-223


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Articles

Prospects of the New Erie Canal p210

doi:10.1038/scientificamerican04061901-210


Water-Tube Boilers in the British Navy p210

doi:10.1038/scientificamerican04061901-210a


Longitudinal Framing for the Herreshoff Cup-Yacht p210

doi:10.1038/scientificamerican04061901-210b


Our Advancing Trade p210

doi:10.1038/scientificamerican04061901-210c


Sylviculture and the Suez Canal pp210 - 211

doi:10.1038/scientificamerican04061901-210d


Automobiles in New York p211

doi:10.1038/scientificamerican04061901-211a


Method of Detecting Hypo in Photographic Work p211

doi:10.1038/scientificamerican04061901-211b


Electrically Illuminated Fountains p212

doi:10.1038/scientificamerican04061901-212


The new Russian Battleship “Czarevitch” as she Will Appear When Completed for Sea pp212 - 213

doi:10.1038/scientificamerican04061901-212a


A Sugar Cane Reaper Wanted in Hawaii pp213 - 214

doi:10.1038/scientificamerican04061901-213


Training School for New York Streetcar Motormen p214

doi:10.1038/scientificamerican04061901-214


The Omnigraph—An Instrument for Teaching Telegraphy p216

doi:10.1038/scientificamerican04061901-216


Hydraulic Electric-Car Brake pp216 - 217

doi:10.1038/scientificamerican04061901-216a


A Remarkable Salt Deposit p217

Charles F. Holder

doi:10.1038/scientificamerican04061901-217


An Improved Pipe-Wrench p218

doi:10.1038/scientificamerican04061901-218


A New Wickless Oil Burner p218

doi:10.1038/scientificamerican04061901-218a


The Wentworth Cotton Gin p218

doi:10.1038/scientificamerican04061901-218b


Business and Personal Wants p219

doi:10.1038/scientificamerican04061901-219a


To Inventors p219

doi:10.1038/scientificamerican04061901-219c


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