Table of contents


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Departments

Correspondence

Correspondence p181

doi:10.1038/scientificamerican09171887-181


Business and Personal

Business and Personal p186

doi:10.1038/scientificamerican09171887-186c


Books

New Books and Publications pp186 - 187

doi:10.1038/scientificamerican09171887-186d


Notes and Queries

Notes and Queries p187

doi:10.1038/scientificamerican09171887-187


Index

Index of Inventions pp187 - 188

doi:10.1038/scientificamerican09171887-187a


Patent Notes

Patents p190

doi:10.1038/scientificamerican09171887-190


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Articles

Electro-Motor Batteries pp176 - 177

doi:10.1038/scientificamerican09171887-176


An Automatic Railway Crossing Gate p178

doi:10.1038/scientificamerican09171887-178


An Improved Dumping Car p178

doi:10.1038/scientificamerican09171887-178a


An Improved Elevated Railway Gate p178

doi:10.1038/scientificamerican09171887-178b


An Improved Car Coupling p178

doi:10.1038/scientificamerican09171887-178c


An Improved Shaft Coupling p178

doi:10.1038/scientificamerican09171887-178d


A Pattern Tracing and Cutting Device p179

doi:10.1038/scientificamerican09171887-179


An Improved Pipe Tongs or Wrench p179

doi:10.1038/scientificamerican09171887-179a


An Improved Bell Cord Coupling p179

doi:10.1038/scientificamerican09171887-179b


An Improved Saw Filing Machine p179

doi:10.1038/scientificamerican09171887-179c


Improved Attachment for Blinding Horses p179

doi:10.1038/scientificamerican09171887-179d


An Improved Bit for Horses p179

doi:10.1038/scientificamerican09171887-179e


Our New Navy—The Cruiser Chicago p180

doi:10.1038/scientificamerican09171887-180


The Olbers-Brooks Comet p181

doi:10.1038/scientificamerican09171887-181a


Fireless Mining Locomotive p182

doi:10.1038/scientificamerican09171887-182


Light Draught Steam Launches p182

doi:10.1038/scientificamerican09171887-182a


A Singhalese Yacht pp183 - 184

doi:10.1038/scientificamerican09171887-183


An Inexpensive Index Plate pp184 - 185

doi:10.1038/scientificamerican09171887-184


Engineering Inventions p186

doi:10.1038/scientificamerican09171887-186


Agricultural Invention p186

doi:10.1038/scientificamerican09171887-186a


Miscellaneous Inventions p186

doi:10.1038/scientificamerican09171887-186b


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