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The Most Maanicent Steamboat in the World - p10
doi:10.1038/scientificamerican09221855-10a
Preventing Incrustations from Hard Water - p10
doi:10.1038/scientificamerican09221855-10c
American Association for the Advancement of Science.—No. 4 - p11
doi:10.1038/scientificamerican09221855-11
Reducing the Cost of Tunneling for Railways - p11
doi:10.1038/scientificamerican09221855-11d
Encroachments on the Patent Office.—The Remedy - p13
doi:10.1038/scientificamerican09221855-13a
American Genius Triumphant.—Remarks on Reaping Machines - p13
doi:10.1038/scientificamerican09221855-13b
The Power of Belting for Driving Machinery - p14
doi:10.1038/scientificamerican09221855-14c
