Table of contents
July 22, 1871, Volume 25 No 4 pp47-60
About the coverBusiness and Personal
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The Estes Steam Engine, The General Oceanic Circulation - pp47 - 48
doi:10.1038/scientificamerican07221871-47
Discussion on Mr. Harding's Paper, Entitled “The Application of Steam to Canals,” Concluded in Our Last Issue.—No. 1 - pp48 - 49
doi:10.1038/scientificamerican07221871-48
Fowler's Improved Method of Adjusting Eccentrics - p51
doi:10.1038/scientificamerican07221871-51
Extinguishing Fires at their Commencement - p55
doi:10.1038/scientificamerican07221871-55a
What is Doing at the Patent Office—Great Number of Applicants for Extensions - p56
doi:10.1038/scientificamerican07221871-56a
Professor Tyndall on “Dust and Smoke” - pp57 - 58
doi:10.1038/scientificamerican07221871-57
