Table of contents
May 21, 1864, Volume 10 No 21 (New Series) pp321-336
About the coverNotes and Queries
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Improved Stone-lifting Machine, The Expansive Force of Gunpowder, and more - pp321 - 322
doi:10.1038/scientificamerican0521864-321
The Theory of Boiler Explosions from Superheated Steam - p329
doi:10.1038/scientificamerican0521864-329a
Improved Harrow and Clod-crusher, Improved Wrench - p336
doi:10.1038/scientificamerican0521864-336
