Table of contents
April 27, 1861, Volume 4 No 17 (New Series) pp257-272
About the coverNotes and Queries
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Improved Water Elevator, The Color of Water, and more - pp257 - 259
doi:10.1038/scientificamerican04271861-257
The Effect of War upon a Nation's Wealth - p265
doi:10.1038/scientificamerican04271861-265b
The Polytechnic Association of the American Institute - pp266 - 267
doi:10.1038/scientificamerican04271861-266a
