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Alfred Henry Allen (1846-1904)
1904 Obituary 
ALFRED HENRY ALLEN died on July 14, 1904, at his residence, in Sheffield. He was the son of Mr. George Allen, of Southwark, and was born in 1846. He studied at the Royal School of Mines, and subsequently went to Sheffield as assistant to Dr. James Allan, and on his death succeeded to his practice.
In 1873 he was appointed public analyst by the Sheffield Corporation. Later he received the appointment of analyst for the West Riding of Yorkshire, as well as similar appointments in Barnsley and several other local boroughs.
He was the author of the well-known work "Commercial Organic Analysis," and was a Fellow of the Chemical Society, a founder of the Institute of Chemistry, and a founder and past-president of the Society of Public Analysts. He contributed extensively to the various societies and institutions with which he was connected, and was the author of two papers on experiments on the existence of nitrogen in iron and steel, read before the Iron and Steel Institute in 1879 and 1880.
He was elected a member in 1875.