Summary

T. E. James Dictionary of National Biography… (1912)

On the completion of the prescribed three years' course of study he joined the teaching staff of the Royal College of Chemistry, London, as a student assistant under Prof. A. W. von Hofmann, who recognised O'Sullivan's promise, and on becoming professor of chemistry at Berlin in 1865 made O'Sullivan his private assistant. A year later the professor's influence secured him the post of assistant brewer and chemist to Messrs. Bass & Co., Burton-on-Trent. In that capacity he applied his chemical knowledge and aptitude for original research to the scientific and practical issues of brewing.
Source: Wikisource

T. E. James Dictionary of National Biography… (1912)

Sprengel's most notable achievement was his invention of a mercurial air-pump for the production of vacua of high tenuity by the fall of water or mercury in narrow tubes. This he described in his paper on 'Researches on the Vacuum' before the Chemical Society in 1865. The invention proved of immense service. In the hands of Bunsen, Graham, and Crookes the apparatus opened up departments of physical research of supreme interest
Source: Wikisource

T. E. James Dictionary of National Biography… (1912)

Lord Rosse was interested in the prosecution of magnetic observations at Valencia Observatory, Ireland, and collected a sum of money in furtherance of that object. After his death the capital was transferred to the trusteeship of the Royal Society, and is known as the 'Rosse Fund.' By his will he left 1000l. to the Science Schools Fund of Trinity College, Dublin, and the Rosse telescope and all his scientific instruments, apparatus, and papers to his sons in order of seniority, successively, whom failing, to the Royal Society. He left 2000l. upon trust for the upkeep of the telescope.
Source: Wikisource

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