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Articles

Improvement in Oscillating Engines p345

doi:10.1038/scientificamerican07121856-345


Tooth Powders pp345 - 346

doi:10.1038/scientificamerican07121856-345a


Mine of Alum p346

doi:10.1038/scientificamerican07121856-346


List of Patent Claims p346

doi:10.1038/scientificamerican07121856-346a


The Proposed Change in the Patent Laws p347

doi:10.1038/scientificamerican07121856-347


The New Law of Patents p347

doi:10.1038/scientificamerican07121856-347a


Kiln Drying by Dry Steam p347

doi:10.1038/scientificamerican07121856-347b


Test for Mercury p347

doi:10.1038/scientificamerican07121856-347c


New Corn Planter p348

doi:10.1038/scientificamerican07121856-348


Gold Extracting Machinery p348

doi:10.1038/scientificamerican07121856-348a


Great Old and New Ships p348

doi:10.1038/scientificamerican07121856-348b


Agricultural Fairs.—Programme for 1856 p348

doi:10.1038/scientificamerican07121856-348c


Flavoring Matters p348

doi:10.1038/scientificamerican07121856-348d


Scientific Explorations p349

doi:10.1038/scientificamerican07121856-349


A Great Chance for Inventors p349

doi:10.1038/scientificamerican07121856-349a


Value of Patents p349

doi:10.1038/scientificamerican07121856-349b


Recent American Patents p349

doi:10.1038/scientificamerican07121856-349c


Resuscitation of Drowned Persons p349

doi:10.1038/scientificamerican07121856-349d


The Oceanic Survey p349

doi:10.1038/scientificamerican07121856-349e


India Rubber Manufactures p350

doi:10.1038/scientificamerican07121856-350


The Philadelphia Mint p350

doi:10.1038/scientificamerican07121856-350a


Notes on Patented Inventions.—No. 13 p350

doi:10.1038/scientificamerican07121856-350b


Great Trial of Mowing Machines p350

doi:10.1038/scientificamerican07121856-350c


The Consumption of Ice p350

doi:10.1038/scientificamerican07121856-350d


To Correspondents p351

doi:10.1038/scientificamerican07121856-351


Important Items p351

doi:10.1038/scientificamerican07121856-351a


Important to Inventors p351

doi:10.1038/scientificamerican07121856-351b


The Annual Amount of Heat p352

doi:10.1038/scientificamerican07121856-352


For What Purpose were Plants Created p352

doi:10.1038/scientificamerican07121856-352a


New Galvanic Battery p352

doi:10.1038/scientificamerican07121856-352b


Raising a Safe from a Sunken Steamboat p352

doi:10.1038/scientificamerican07121856-352c


Atmospheric Impurity and Disease p352

doi:10.1038/scientificamerican07121856-352d


Mechanics p352

doi:10.1038/scientificamerican07121856-352e


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