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John Dalton's Birth
John was born in Eaglesfield, England -
Acceptation in the Manchester Literary and Philosophical Society
Dalton was elected a member of the Manchester Literary and Philosophical Society, the "Lit & Phil", and a few weeks later he communicated his first paper on "Extraordinary facts relating to the vision of colours", in which he postulated that shortage in colour perception was caused by discolouration of the liquid medium of the eyeball -
Secretary of Manchester Literary and Philosophical Society
John Dalton becomes the secretary of Manchester Literary and Philosophical Society. -
Experimental Essays
He orally presented an important series of papers, entitled "Experimental Essays" on the constitution of mixed gases; on the pressure of steam and other vapours at different temperatures, both in a vacuum and in air; on evaporation; and on the thermal expansion of gases. -
Atomic Weight
Dalton proceeded to print his first published table of relative atomic weights. Dalton provided no indication in this first paper how he had arrived at these numbers. However, in his laboratory notebook under the date 6 September 1803[4] there appears a list in which he sets out the relative weights of the atoms of a number of elements, derived from analysis of water, ammonia, carbon dioxide, etc. by chemists of the time. -
Atomic Theory Announcement
Dalton gave his first official announcement to his society about his atomic theory. At that time many people disagreed with him though. -
Offer to candidate for Royal Society
Sir Humphry Davy asked him to offer himself as a candidate for the fellowship of the Royal Society, but Dalton declined, possibly for financial reasons. -
Another Offer
John was proposed to candidate for Royal Society without his knowledge, and on election paid the usual fee. -
French Academie Des Siences
In 1824 he had been made a corresponding member of the French Académie des Sciences -
Foreign Associate
Dalton was elected as one of its eight foreign associates in place of Davy. -
Ist Stroke
Dalton suffered a minor stroke. This was his first stroke -
2nd Stroke
Dalton suffered a second stroke in 1838 left him with a speech impediment, though he remained able to do experiments -
3rd Stroke
Dalton had yet another stroke; on 26 July he recorded with trembling hands, his last meteorological observation. -
John Dalton's Death
This was the day John Dalton died. John Dalton may have died, but his contributions to chemistry live on forever!
