Urbex: Firth Brown Underground Medical Centre, Sheffield, South Yorkshire – November 2012
History Firth Brown Steels was initially formed in 1902, when Sheffield steelmakers John Brown and Company exchanged shares and came to a working agreement with neighbouring company Thomas Firth & Sons. In 1908 the two companies came together and established the Brown Firth Research Laboratories and it was here, in 1912, under the leadership of…