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Patent Cases in Congress—the Woodworth Planing Machine - p138
doi:10.1038/scientificamerican01101857-138
Seeing Stars—A Deceptional Reflecting Telescope - p138
doi:10.1038/scientificamerican01101857-138a
Improvement in Constructing and Working o Locomotives - p139
doi:10.1038/scientificamerican01101857-139
Experiments with the Chinese Sugar Millet - p139
doi:10.1038/scientificamerican01101857-139a
Extended Patents—The Power of Congress - p141
doi:10.1038/scientificamerican01101857-141a
Original Recipes for Electro-Plating, Gilding and Brassing - p142
doi:10.1038/scientificamerican01101857-142b
Total Eclipses for the Next Fifty Years - p144
doi:10.1038/scientificamerican01101857-144c