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Credit
The method of using the apparatus for exhibiting vibrations caused by heat, 1829. A description of a chemical vapour lamp furnace, 1834. And, an account of an experiment with chlorine gas, 1833 / by Arthur Trevelyan. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.