Table of contents
December 2, 1871, Volume 25 No 23 pp351-364
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Church of St. Peter's, Bournemouth England - pp351 - 352
doi:10.1038/scientificamerican12021871-351
Cornell University —A Student's Labor for Knowledge - pp352 - 353
doi:10.1038/scientificamerican12021871-352
New Publication—The Science Record, for 1872 - pp353 - 354
doi:10.1038/scientificamerican12021871-353
Briesen's Writing Apparatus for The Blind Etc. - pp354 - 355
doi:10.1038/scientificamerican12021871-354
Improved Axle for Railway Cars and Locomotives - p355
doi:10.1038/scientificamerican12021871-355
Progress of The Underground Railway System - p359
doi:10.1038/scientificamerican12021871-359a
An Exact Method of Determining The Evaporative Efficiency of Steamboilers - p359
doi:10.1038/scientificamerican12021871-359b
Dr. Draper's Experiments with Brick and Stone - p360
doi:10.1038/scientificamerican12021871-360
A Number of Extensions —Tedious Sewing Machine Case - pp360 - 361
doi:10.1038/scientificamerican12021871-360b
Recent American and Foreign Patents - pp362 - 363
doi:10.1038/scientificamerican12021871-362b
