Table of contents
September 23, 1865, Volume 13 No 13 (New Series) pp191-206
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Patent Notes
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Improved Gang Plow, New Mineral, and More - pp191 - 192
doi:10.1038/scientificamerican09231865-191
The Congressional Report on Isherwood's Machinery - pp196 - 197
doi:10.1038/scientificamerican09231865-196
