Table of contents


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Departments

Correspondence

Correspondence p40

doi:10.1038/scientificamerican01211882-40a


Inventions

New Inventions p41

doi:10.1038/scientificamerican01211882-41


Recent Inventions p42

doi:10.1038/scientificamerican01211882-42


Business and Personal

Business and Personal p43

doi:10.1038/scientificamerican01211882-43


Notes and Queries

Notes & Queries p43

doi:10.1038/scientificamerican01211882-43a


Index

Index of Inventions pp43 - 44

doi:10.1038/scientificamerican01211882-43b


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Articles

The Use and Economy of Gas Engines p32

doi:10.1038/scientificamerican01211882-32


Our Leather Industry p32

doi:10.1038/scientificamerican01211882-32a


Railway Inventions Wanted p33

doi:10.1038/scientificamerican01211882-33


The “City of Puebla” p33

doi:10.1038/scientificamerican01211882-33a


Improved Railroad Spike p34

doi:10.1038/scientificamerican01211882-34


Improved Furnace Feeder p34

doi:10.1038/scientificamerican01211882-34a


Improved Sash-Cord Guide p34

doi:10.1038/scientificamerican01211882-34b


American Industries—No. 81 pp35 - 38

doi:10.1038/scientificamerican01211882-35


Improved Circular Sawmill p38

doi:10.1038/scientificamerican01211882-38


New Automatic Pencil p38

doi:10.1038/scientificamerican01211882-38a


Mechanical Inventions pp38 - 39

doi:10.1038/scientificamerican01211882-38b


Improved Quartz Stamper p39

doi:10.1038/scientificamerican01211882-39


Engineering Inventions p40

doi:10.1038/scientificamerican01211882-40


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