Table of contents
Top of page
Top of pageArticles
Great Balloon Ascension—American Aeronauts - p2
doi:10.1038/scientificamerican09221849-2b
New Circle Bearing for the Axles of Carriages - p4
doi:10.1038/scientificamerican09221849-4c
Improvements in Machinery for Sawing Irregular Pieces of Timber - pp4 - 5
doi:10.1038/scientificamerican09221849-4g
New Jersey Zinc Ore—Improvement in Smelting - p5
doi:10.1038/scientificamerican09221849-5a
Influence of the Animal Spirits upon the Mind - p6
doi:10.1038/scientificamerican09221849-6