john+dalton



In 1804 he was chosen to give a course of lectures on natural philosophy at the Royal Institution in London, where he delivered another course in 1809-1810. In 1830 he was elected as one of its eight foreign associates in place of Davy. John Dalton was never married. He died in Manchester in 1844 of paralysis. His first attack he suffered in 1837, and a second one in 1838 left him enfeebled, both physically and mentally. In May of 1844 he had another stroke. On the 27th he fell from his bed and was found lifeless by his attendant. Although he was color blind he was only able to recognize one color and that was yellow. He could see different shades of yellow.

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