Table of contents


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Departments

Correspondence

Correspondence p196

doi:10.1038/scientificamerican03291879-196


Business and Personal

Business and Personal p203

doi:10.1038/scientificamerican03291879-203a


Notes and Queries

Notes and Queries p203

doi:10.1038/scientificamerican03291879-203b


Index

Index of Inventions pp203 - 204

doi:10.1038/scientificamerican03291879-203d


Patent Notes

Patents p204

doi:10.1038/scientificamerican03291879-204


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Articles

A New Steam Tiller pp191 - 192

doi:10.1038/scientificamerican03291879-191


How Our Patent Laws Promote and Improve American Industries p192

doi:10.1038/scientificamerican03291879-192


Pleuro-Pneumonia pp192 - 193

doi:10.1038/scientificamerican03291879-192a


Spain a Field for Machinery and Patents p193

doi:10.1038/scientificamerican03291879-193


Petek Coofer as an Inventor p193

doi:10.1038/scientificamerican03291879-193a


Curious Facts in Magnetism p194

doi:10.1038/scientificamerican03291879-194


A New Ore Crusher p194

doi:10.1038/scientificamerican03291879-194a


Recent American Patents p194

doi:10.1038/scientificamerican03291879-194b


A New Ironing Table p194

doi:10.1038/scientificamerican03291879-194c


A Novel Engine Regulator p195

doi:10.1038/scientificamerican03291879-195


Remedy for the New Carpet Beetle p195

doi:10.1038/scientificamerican03291879-195a


New Stencil Pen pp195 - 196

doi:10.1038/scientificamerican03291879-195b


The Writing Telegraph p196

doi:10.1038/scientificamerican03291879-196a


Cowper's Writing Telegraph p197

doi:10.1038/scientificamerican03291879-197


Aluminum p197

doi:10.1038/scientificamerican03291879-197a


An Improved Door Bolt p198

doi:10.1038/scientificamerican03291879-198


Improved Furnace for Burning Garbage p198

doi:10.1038/scientificamerican03291879-198a


An Ancient Greek Vase p199

doi:10.1038/scientificamerican03291879-199


New Agricultural Inventions pp199 - 200

doi:10.1038/scientificamerican03291879-199a


Glass Sponges pp200 - 202

doi:10.1038/scientificamerican03291879-200


To Inventors p203

doi:10.1038/scientificamerican03291879-203


Communications Received p203

doi:10.1038/scientificamerican03291879-203c


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