Table of contents
April 10, 1909, Volume 100 No 15 pp274-287
About the coverRecently Patented Inventions
Patent Notes
Index
Top of page
Top of pageArticles
The New Hudson River Steamer “Robert Fulton” - p274
doi:10.1038/scientificamerican04101909-274
Recent Flights of Germany's First Zeppelin Military Airship - p274
doi:10.1038/scientificamerican04101909-274c
Detecting Underground Streams with an Ear-Trumpet - p277
doi:10.1038/scientificamerican04101909-277
Pythons and Their Prey - pp277 - 278
W. Henry Sheak
doi:10.1038/scientificamerican04101909-277a
The Commercial Possibilities of the Aeroplane - p279
doi:10.1038/scientificamerican04101909-279a
The Queensboro and Manhattan Bridges across the East River - pp281 - 282
doi:10.1038/scientificamerican04101909-281
A Life Preserver for Balloonists - p282
Alfred Gradenwitz
doi:10.1038/scientificamerican04101909-282
