Table of contents


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Departments

Correspondence

Correspondence pp35 - 38

doi:10.1038/scientificamerican01141871-35


Books

New Books and Publications p42

doi:10.1038/scientificamerican01141871-42


Business and Personal

Business and Personal p42

doi:10.1038/scientificamerican01141871-42a


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Articles

Improved Cotton Press, Boring Machines at the Mont Cenis Tunnel p31

doi:10.1038/scientificamerican01141871-31


Stow's Non-corroding Water and Gas Pipe p31

doi:10.1038/scientificamerican01141871-31a


Washing Shield p31

doi:10.1038/scientificamerican01141871-31b


Talking Machines pp32 - 33

doi:10.1038/scientificamerican01141871-32


Perpetual Motion p34

doi:10.1038/scientificamerican01141871-34


Anti-Snoring Device p34

doi:10.1038/scientificamerican01141871-34a


Improved Hitching Post p34

doi:10.1038/scientificamerican01141871-34b


Paint-Pot Holder p34

doi:10.1038/scientificamerican01141871-34c


Merriman's Improved Water-Proof Dress and Life Preserver p38

doi:10.1038/scientificamerican01141871-38


The New Commissioner of Patents p39

doi:10.1038/scientificamerican01141871-39


The Proposed Fair of the American Institute in 1876 p39

doi:10.1038/scientificamerican01141871-39a


Mechanical Power p39

doi:10.1038/scientificamerican01141871-39b


Object Teaching and Science pp39 - 40

doi:10.1038/scientificamerican01141871-39c


Social Science p40

doi:10.1038/scientificamerican01141871-40


The Failure of the Hon. Oakes Ames p40

doi:10.1038/scientificamerican01141871-40a


Railroad Progress in the Southern States pp40 - 41

doi:10.1038/scientificamerican01141871-40b


On Blood and Its Uses p41

doi:10.1038/scientificamerican01141871-41


Queries p41

doi:10.1038/scientificamerican01141871-41a


Answers to Correspondents p42

doi:10.1038/scientificamerican01141871-42b


Recent American and Foreign Patents pp42 - 43

doi:10.1038/scientificamerican01141871-42c


Official List of Patents pp43 - 44

doi:10.1038/scientificamerican01141871-43


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