Table of contents


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Departments

Correspondence

Correspondence p404

doi:10.1038/scientificamerican12271873-404


Business and Personal

Business and Personal p409

doi:10.1038/scientificamerican12271873-409


Indexes

Index of Inventions p410

doi:10.1038/scientificamerican12271873-410a


Index

Index pp411 - 412

doi:10.1038/scientificamerican12271873-411


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Articles

The Manufacture of Plaster of Paris pp399 - 400

J. F. Gesner, M.A.

doi:10.1038/scientificamerican12271873-399


Publishers' Card p400

doi:10.1038/scientificamerican12271873-400


Measurement of the Initial Velocity of Projectiles p400

doi:10.1038/scientificamerican12271873-400a


The Practical Aspect of the Eight Hour Law pp400 - 401

doi:10.1038/scientificamerican12271873-400b


Jonah and the Belgian Academy p401

doi:10.1038/scientificamerican12271873-401


Hints for Cheap Floral Decoration p401

doi:10.1038/scientificamerican12271873-401a


An Easy Telegraph Code p401

doi:10.1038/scientificamerican12271873-401b


Death of Professor Agassiz p401

doi:10.1038/scientificamerican12271873-401c


The Weeping Sophora of Japan p402

doi:10.1038/scientificamerican12271873-402


Friction Geared Centrifugal Pump p402

doi:10.1038/scientificamerican12271873-402a


The Automatic Taper Lamp p402

doi:10.1038/scientificamerican12271873-402b


An Automaton Transit of Venus p403

doi:10.1038/scientificamerican12271873-403


Recent Geographical Notes p403

doi:10.1038/scientificamerican12271873-403a


Careless Plumbing p403

doi:10.1038/scientificamerican12271873-403b


The Atmospheric Railway in London pp404 - 405

doi:10.1038/scientificamerican12271873-404a


Scientific and Practical Information p405

doi:10.1038/scientificamerican12271873-405


The Crystal Self-Acting Table Fountain p406

doi:10.1038/scientificamerican12271873-406


Combined Extension Measuring Rod and Divider p406

doi:10.1038/scientificamerican12271873-406a


Toy Gymnast p406

doi:10.1038/scientificamerican12271873-406b


Moistening Device for Lame Animals p406

doi:10.1038/scientificamerican12271873-406c


Chinese Fresh Water Fish pp407 - 408

doi:10.1038/scientificamerican12271873-407


Recent American and Foreign Patents p408

doi:10.1038/scientificamerican12271873-408


Answers to Correspondents p409

doi:10.1038/scientificamerican12271873-409a


Communications Received p410

doi:10.1038/scientificamerican12271873-410


Canadian Patents pp410 - 411

doi:10.1038/scientificamerican12271873-410b


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