Table of contents
April 30, 1864, Volume 10 No 18 (New Series) pp273-288
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Foust's Machine: For Loading Hay - pp273 - 274
doi:10.1038/scientificamerican04301864-273
Goldsmith and Gregory's Swine-Catching Implement - p276
doi:10.1038/scientificamerican04301864-276a
Polytechnic Association of the American Institute - p277
doi:10.1038/scientificamerican04301864-277
Where the Funds for the War have Come from - p281
doi:10.1038/scientificamerican04301864-281a
English Engravings of the Monitor Turrets - pp281 - 282
doi:10.1038/scientificamerican04301864-281c
Death of a Distinguished Inventor - pp282 - 283
doi:10.1038/scientificamerican04301864-282b
Patents Granted for Seventeen Years! - pp285 - 286
doi:10.1038/scientificamerican04301864-285
