At the age of 11 Dalton began helping as a teacher in his village school
1837
suffered his first stroke, followed by another one the following year leaving him with speech empidiment
1817
Became president of Manchester Literary Philosophical Society
1844
After his third stroke at the age of 78 he was found dead on July 27
1808
He explained atomic theory and atomic weight in the book titled ‘A New System of Chemical Philosophy’. In this book, he introduced the concept of how different ‘elements’ can be distinguished based on their atomic weights
1803
1766
1785
1781
He authored an article for the Manchester Literary and Philosophical Society, where he presented a chart on atomic weights, which was one of the first atomic charts to be created at that time.
At age 15, he started helping his older brother John to run a Quaker boarding-school in the town of Kendal
John Dalton was born on September 6, 1766, in Eaglesfield, England
By the time he was 19, he had become the school’s principal
1793
1801
His first book of meteoriological topics,"‘Meteorological Observations and Essays" based on his observations was published
His second book titled ‘Elements of English Grammar’ was published and in the same year he discovered ‘Daltons Law’, an empirical law coined by him related to the gases