in London. The fifth son, Thomas, is mentioned below. Thomas Martineau and family Thomas Martineau (1764–1826), a manufacturer of textiles, was the fifth son of David Martineau II. He spent his life in Norwich, where he was a deacon of its Unitarian church, the Octagon Chapel, from 1797. He married Elizabeth Rankin (8 October 1772 – 26 August 1848), who had her portrait painted a year before her death by a member of the Bonham Carter family. The couple had eight children. Thomas died on 21 June 1826 and is buried at Rosary Cemetery, the first non-denominational burial ground in the United Kingdom. Thomas and Elizabeth Martineau's eldest child was a daughter, Elizabeth (1794–1850), who married Dr Thomas Greenhow, a reforming doctor in Newcastle, co-founder of the city's eye infirmary. The Greenhows' daughter Frances married into the Lupton family of Leeds. Frances was an educationalist and worked to expand educational opportunities for girls. Their eldest son was Thomas (1795–1824), a surgeon who also founded an eye infirmary, now part of the Norfolk and Norwich Hospital. Another son, Robert (1798–1870), became a magistrate, town councillor and then Mayor of Birmingham in 1846. He married Jane Smith (died 1874). He hired John Barnsley to build a mansion in Edgbaston, with a large wing for his mother, who lived there till her death in 1848, and another for his own family. Barnsley had already built most of Birmingham's grand Victorian and Edwardian public buildings. Their best known child was their sixth, Harriet (1802–1876), the political author and a pioneer sociologist. She sometimes stayed with her widowed mother and her brother Robert, including during his mayoral tenure. The three of them, and other members of the family, are buried together in the Martineau vault at the Key Hill Cemetery, Birmingham. Their seventh child, James (1805–1900), was a religious philosopher and a professor at Manchester New College. He was a guest teacher in Liverpool where his sister, Rachel (1800–1876), ran a private girls' school which was attended by Elizabeth Gaskell's daughters. James's daughter was the watercolourist Edith Martineau (1842–1909). Sir Thomas Martineau and family Sir Thomas Martineau (4 November 1828 – 28 July 1893) was the son of Robert and Jane Martineau, born on the family estate on Bristol Road, now Martineau Gardens. He married Emily Kenrick (1838–1899), whose family was also part of Liberal Birmingham politics. Emily was the sister of Florence (1847–1875), whose