Table of contents


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Departments

Correspondence

Correspondence pp245 - 246

doi:10.1038/scientificamerican04191884-245


Business and Personal

Business and Personal p249

doi:10.1038/scientificamerican04191884-249c


Books

New Books and Publications p249

doi:10.1038/scientificamerican04191884-249d


Notes and Queries

Notes and Queries pp249 - 251

doi:10.1038/scientificamerican04191884-249e


Index of Inventions

Index of Inventions pp251 - 252

doi:10.1038/scientificamerican04191884-251


Patent Notes

Patents p253

doi:10.1038/scientificamerican04191884-253


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Articles

Dr. Le Plongeon's Latest and most Important Discoveries among the Ruined Cities of Yucatan pp239 - 240

doi:10.1038/scientificamerican04191884-239


Dr. Augustus Le Plongeon's Latest and most Remarkable Discoveries in Yucatan p240

doi:10.1038/scientificamerican04191884-240


Protests from Manufacturers pp240 - 241

doi:10.1038/scientificamerican04191884-240a


Improvements in Men and Machines p241

doi:10.1038/scientificamerican04191884-241


American Standard for Boilers p241

doi:10.1038/scientificamerican04191884-241a


Suggestions for Inventors p241

doi:10.1038/scientificamerican04191884-241b


The Cheapness of Cost pp241 - 242

doi:10.1038/scientificamerican04191884-241c


New Lathe Chuck p242

doi:10.1038/scientificamerican04191884-242


Improved Torpedo Boat p242

doi:10.1038/scientificamerican04191884-242a


Memorandum Book and Pad pp242 - 243

doi:10.1038/scientificamerican04191884-242b


The Atmospheric Turbine p243

doi:10.1038/scientificamerican04191884-243


Saw Tooth pp243 - 245

doi:10.1038/scientificamerican04191884-243a


The Sectional Steamer Le Stanley pp246 - 248

doi:10.1038/scientificamerican04191884-246


Animal Trap p248

doi:10.1038/scientificamerican04191884-248


Fire Escape pp248 - 249

doi:10.1038/scientificamerican04191884-248a


Engineering Inventions p249

doi:10.1038/scientificamerican04191884-249


Mechanical Inventions p249

doi:10.1038/scientificamerican04191884-249a


Miscellaneous Inventions p249

doi:10.1038/scientificamerican04191884-249b


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