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Departments

Correspondence

Correspondence pp278 - 279

doi:10.1038/scientificamerican11021861-278


Notes and Queries

Notes and Queries p286

doi:10.1038/scientificamerican11021861-286


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Articles

Improved Cannon and Projectiles p273

doi:10.1038/scientificamerican11021861-273


Notes on Military and Naval Affairs pp274 - 275

doi:10.1038/scientificamerican11021861-274


Chemistry of Iron pp275 - 277

doi:10.1038/scientificamerican11021861-275


Armstrong Guns and Smooth Bores p280

doi:10.1038/scientificamerican11021861-280


Fifteen Thousand Patents Secured through Our Agency p281

doi:10.1038/scientificamerican11021861-281


Preparations for Flax Culture p281

doi:10.1038/scientificamerican11021861-281a


Criticism on the Erie Experiments in Working Steam p281

doi:10.1038/scientificamerican11021861-281b


Sulphite of Lime in Cider p281

doi:10.1038/scientificamerican11021861-281c


History and Art of Bleaching p282

doi:10.1038/scientificamerican11021861-282


Soldering Iron Heated with Gas p282

doi:10.1038/scientificamerican11021861-282a


Convenient Device for Articles of Jewelry pp282 - 284

doi:10.1038/scientificamerican11021861-282b


Recent American Inventions p285

doi:10.1038/scientificamerican11021861-285


Patent Claims pp285 - 286

doi:10.1038/scientificamerican11021861-285a


To Our Readers pp286 - 288

doi:10.1038/scientificamerican11021861-286a


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