Table of contents
December 18, 1869, Volume 21 No 25 pp385-399
About the coverBusiness and Personal
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Top of pageArticles
Sinking Screw Piles, Acid Rivers and more - p385
doi:10.1038/scientificamerican12181869-385
The Celebrated Crosse Experiments - pp386 - 387
doi:10.1038/scientificamerican12181869-386
Railway Carriages in Different Parts of the World - p387
doi:10.1038/scientificamerican12181869-387
The Toad as an Entomologist - p387
A. S. Ritchie
doi:10.1038/scientificamerican12181869-387a
How Trains are Moved by Telegraphic Signals - p391
doi:10.1038/scientificamerican12181869-391a
Causes and Prevention of Fires.—The Metro-Politan Fire Department - p393
doi:10.1038/scientificamerican12181869-393a
The Asserted Superiority of the Right Hand - p393
doi:10.1038/scientificamerican12181869-393b
The Rights of the Government and Patentees - p394
doi:10.1038/scientificamerican12181869-394a
Men of Progress: —Celebrated American Inventors - pp394 - 395
doi:10.1038/scientificamerican12181869-394b
Report of the Judges of Department of Steam Engineering at the American Institute Fair - p395
doi:10.1038/scientificamerican12181869-395
Announcement for 1870.—A Splendid Work of Art and Cash Premiums to be Given - p395
doi:10.1038/scientificamerican12181869-395a
