"Scientific research! new discoveries in pneumaticks! or an experimental lecture on the powers of air" [laboratory classroom at a "Royal Institute," with large audience of men and women watching three physicians experimenting with gases, with flatulent effects], color engraving, 1802
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Access note. Collection includes nitrate negatives that are closed to use. Nitrate negatives removed for digitization and deaccessioning in August 2025. Digital access copies will be available after digitization.
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