John herschel cyanotype
William herschel contribution to astronomy.
Dictionary of National Biography, 1885-1900/Herschel, John Frederick William
HERSCHEL, Sir JOHN FREDERICK WILLIAM (1792–1871), astronomer, only child of Sir William Herschel [q.
v.], was born at Slough on 7 March 1792. He was educated at Dr. Gretton's school at Hitcham, Buckinghamshire, then for a few months at Eton, and afterwards at home by Mr. Rogers, a Scottish mathematician. He entered St. John's College, Cambridge, at the age of seventeen, graduated thence in 1813 as senior wrangler and first Smith's prizeman, and was immediately elected to a fellowship in his college.
He was at this time described by the poet Campbell as ‘a prodigy in science, and fond of poetry, but very unassuming’ (Beattie, Life of Campbell, ii.
John herschel is credited with which 1842 invention
234). He proceeded M.A. on 3 July 1816, and in occasional residences at the university during the interval formed a lifelong intimacy with Whewell. Their Sunday mornings' ‘philosophical breakfasts’ in 1815 were long remembered (Todhunter, Account of
