Table of contents
May 21, 1881, Volume 44 No 21 pp319-331
About the coverBooks
Notes and Queries
Index of Inventions
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Progress of the Great Suspension Bridge between New York and Brooklyn - pp319 - 322
doi:10.1038/scientificamerican05211881-319
Extinguishing Petroleum with Chloroform - p321
doi:10.1038/scientificamerican05211881-321a
Plea for a Government Perpetual Motion - p321
doi:10.1038/scientificamerican05211881-321b