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Credit
Meteorological Register for the years 1826, 1827, 1828, 1829, and 1830, from observations made by the surgeons of the army and others at the military posts of the United States / prepared under the direction of T. Lawson ; ato which is appended, the Meteorological register for the years 1822, 1823, 1824, and 1825, compiled under the direction of Joseph Lovell. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by Royal College of Physicians, London. The original may be consulted at Royal College of Physicians, London.