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Departments

Recently Patented Inventions

Recently Patented Inventions p409

doi:10.1038/scientificamerican06291889-409


Business and Personal

Business and Personal p409

doi:10.1038/scientificamerican06291889-409a


Indexes

Index of Inventions pp409 - 410

doi:10.1038/scientificamerican06291889-409b


Index pp411 - 412

doi:10.1038/scientificamerican06291889-411


Patent Notes

Patents p414

doi:10.1038/scientificamerican06291889-414


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Articles

The Water Supply of New York p400

doi:10.1038/scientificamerican06291889-400


Dynamo and Compass p400

doi:10.1038/scientificamerican06291889-400a


Position of the Planets in July p401

doi:10.1038/scientificamerican06291889-401


An Improved Flooring Jack p402

doi:10.1038/scientificamerican06291889-402


Torpedo Boats p402

doi:10.1038/scientificamerican06291889-402a


An Improved Drawbridge Signal p402

doi:10.1038/scientificamerican06291889-402b


A Lock-House for Switch-Stands p402

doi:10.1038/scientificamerican06291889-402c


An Improved Sunshade for Vehicles p403

doi:10.1038/scientificamerican06291889-403


A Stovepipe Anchor and Flue Cleaner p403

doi:10.1038/scientificamerican06291889-403a


An Improved Animal Catcher p403

doi:10.1038/scientificamerican06291889-403b


An Improved Spring Back for Stools, Etc p403

doi:10.1038/scientificamerican06291889-403c


Crystallizing Frames for Monograms, Designs, Etc p403

doi:10.1038/scientificamerican06291889-403d


An Improved Car Coupling pp403 - 404

doi:10.1038/scientificamerican06291889-403e


A Spindle Support for Spinning Machines p404

doi:10.1038/scientificamerican06291889-404


Palmer's Improved Carpenter's Chisel p404

doi:10.1038/scientificamerican06291889-404a


An Improved Car Coupling p404

doi:10.1038/scientificamerican06291889-404b


Mississippi River Improvements p405

doi:10.1038/scientificamerican06291889-405


The Johnstown Disaster pp406 - 408

doi:10.1038/scientificamerican06291889-406


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