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Information to persons having business to transact at the Patent Office - p35
doi:10.1038/scientificamerican10241846-35
Improved Lanterns for destroying Insects - p36
doi:10.1038/scientificamerican10241846-36l
Observations on the More Recent Researches Concerning the Operations of the Blast Furnace in the Manufacture of Iron - p38
J. L. Smith
doi:10.1038/scientificamerican10241846-38
New Method of Blasting Rocks with Gunpowder - p40
doi:10.1038/scientificamerican10241846-40a