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Contents

Correspondence

Correspondence p381

doi:10.1038/scientificamerican12091868-381


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Articles

Improvement in Wood-working Machinery, Grape Shot pp369 - 370

doi:10.1038/scientificamerican12091868-369


Scientific Observations on the Supply and Outflow of the Northwestern Lakes—The Meter and Method of Using it—Results of the Observations p370

doi:10.1038/scientificamerican12091868-370


The Manufacture of Arms in Persia pp370 - 371

doi:10.1038/scientificamerican12091868-370a


Practical Recipes p371

doi:10.1038/scientificamerican12091868-371


A New Toy for Young and Old p371

doi:10.1038/scientificamerican12091868-371a


The Lenox Top pp372 - 373

doi:10.1038/scientificamerican12091868-372


The Indians—General Sherman's Official Report p373

doi:10.1038/scientificamerican12091868-373


Pickering's Velocipede p373

doi:10.1038/scientificamerican12091868-373a


Protection of Sheep from Dogs p373

doi:10.1038/scientificamerican12091868-373b


The Parsons Steel Lined Gun p374

doi:10.1038/scientificamerican12091868-374


Exhibition Exchange for Patentees pp374 - 375

doi:10.1038/scientificamerican12091868-374a


Recent American and Foreign patents p375

doi:10.1038/scientificamerican12091868-375


Answers to Correspondents pp375 - 376

doi:10.1038/scientificamerican12091868-375a


Our Plans for 1869 p377

doi:10.1038/scientificamerican12091868-377


Natural Gas—The Earth a Gasometer p377

doi:10.1038/scientificamerican12091868-377a


Cheap Ice Houses—A Good Plan p377

doi:10.1038/scientificamerican12091868-377b


What an American has Done Abroad p377

doi:10.1038/scientificamerican12091868-377c


A Gas Inimical to Animal Life p377

doi:10.1038/scientificamerican12091868-377d


Reminiscences of Travel in Spain p378

doi:10.1038/scientificamerican12091868-378


Washington Correspondence p378

doi:10.1038/scientificamerican12091868-378a


The Social Science Congress in England p378

doi:10.1038/scientificamerican12091868-378b


A Significant Fact p379

doi:10.1038/scientificamerican12091868-379


The Engines of the “Wampanoag” pp379 - 381

doi:10.1038/scientificamerican12091868-379a


Patents and Claims pp381 - 382

doi:10.1038/scientificamerican12091868-381a


Patent Offices p382

doi:10.1038/scientificamerican12091868-382


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