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Proceedings of the American Association for the Advancement of Science - p3
doi:10.1038/scientificamerican09131856-3
Scientific Ladies.—Experiments with Condensed Gases - p5
doi:10.1038/scientificamerican09131856-5c
Manufacture of Malleable Iron without Fuel - p6
doi:10.1038/scientificamerican09131856-6a