Table of contents


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Departments

Correspondence

Correspondence p245

doi:10.1038/scientificamerican10171885-245


Business and Personal

Business and Personal pp250 - 251

doi:10.1038/scientificamerican10171885-250c


Notes and Queries

Notes and Queries p251

doi:10.1038/scientificamerican10171885-251


Index

Index of Inventions pp251 - 252

doi:10.1038/scientificamerican10171885-251a


Patent Notes

Patents p254

doi:10.1038/scientificamerican10171885-254


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Articles

Mississippi River Improvements p240

doi:10.1038/scientificamerican10171885-240


A Necklace of Mummy Eyes pp240 - 241

doi:10.1038/scientificamerican10171885-240a


A Hand-Protecting Sad Iron Holder p242

doi:10.1038/scientificamerican10171885-242


An Improved Gate p242

doi:10.1038/scientificamerican10171885-242a


Ore Separating Machine p242

doi:10.1038/scientificamerican10171885-242b


Combined Caliper, Protractor, and Bevel p242

doi:10.1038/scientificamerican10171885-242c


An Improved Hame Fastener p242

doi:10.1038/scientificamerican10171885-242d


Flood Rock Blown Up pp243 - 244

doi:10.1038/scientificamerican10171885-243


Improved Expansion Bolt p244

doi:10.1038/scientificamerican10171885-244


A Substitute for Glass in Photography pp246 - 247

doi:10.1038/scientificamerican10171885-246


Sibley College, Cornell University pp247 - 248

doi:10.1038/scientificamerican10171885-247


Machines for Bakeries p249

doi:10.1038/scientificamerican10171885-249


Engineering Inventions p250

doi:10.1038/scientificamerican10171885-250


Agricultural Inventions p250

doi:10.1038/scientificamerican10171885-250a


Miscellaneous Inventions p250

doi:10.1038/scientificamerican10171885-250b


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