Table of contents


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Departments

Correspondence

Correspondence p10

doi:10.1038/scientificamerican01071888-10


Business and Personal

Business and Personal p11

doi:10.1038/scientificamerican01071888-11c


Index

Index of Inventions pp11 - 12

doi:10.1038/scientificamerican01071888-11e


Patent Notes

Patents p14

doi:10.1038/scientificamerican01071888-14


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Articles

Works of the Holly Manufacturing Co., at Lockport, N. Y p1

doi:10.1038/scientificamerican01071888-1


Patents by Joint Inventors p2

doi:10.1038/scientificamerican01071888-2


Torpedo Boats in a Gale p2

doi:10.1038/scientificamerican01071888-2a


The Celestial World pp2 - 3

doi:10.1038/scientificamerican01071888-2b


Patent Maple Sugar p3

doi:10.1038/scientificamerican01071888-3


Photographic Notes p3

doi:10.1038/scientificamerican01071888-3a


A Scientific Toy p5

doi:10.1038/scientificamerican01071888-5


An Improved Removable Barrel Head p6

doi:10.1038/scientificamerican01071888-6


An Improved Air Ship p6

doi:10.1038/scientificamerican01071888-6a


An Improved Sleeve Holder p6

doi:10.1038/scientificamerican01071888-6b


An Improved Hydraulic Elevator p6

doi:10.1038/scientificamerican01071888-6c


A Method and Apparatus for Heating Cars p6

doi:10.1038/scientificamerican01071888-6d


Wedge Ferrule for Fishing-Rod Reels pp6 - 7

doi:10.1038/scientificamerican01071888-6e


Improved Fire Extinguisher for Car Heaters p7

doi:10.1038/scientificamerican01071888-7


Friction Driving Gear for Dynamos p8

doi:10.1038/scientificamerican01071888-8


Improved Attachment for Mortising Machines p8

doi:10.1038/scientificamerican01071888-8a


Ferdinand Vanderveer Hayden p9

M. B.

doi:10.1038/scientificamerican01071888-9


Engineering Inventions p11

doi:10.1038/scientificamerican01071888-11


Agricultural Inventions p11

doi:10.1038/scientificamerican01071888-11a


Miscellaneous Inventions p11

doi:10.1038/scientificamerican01071888-11b


To Inventors p11

doi:10.1038/scientificamerican01071888-11d


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