found: Three Italian songs, for the guitar, [1861]:t.p. (arranged by Catharina Josepha Pratten)
found: Song of the stranger, ca. 1850:t.p. (arranged by Catharina Josepha Pelzer)
found: Hark, those chimes again I hear, [1861]:t.p. (arranged for the guitar by Madame R. Sidney Pratten (Catharina Josepha Pratten))
found: Learning the guitar simplified, 1893:t.p. (Mme. Sidney Pratten (Catharina Josepha Pratten))
found: Harrison, F.M. Reminiscences of Madame Sidney Pratten, guitariste and composer, 1899
found: German Wikipedia, 16 May 2013(Catharina Josepha Pratten, known as Madame Sidney Pratten, German guitarist, composer, and guitar teacher; born 1821 in Mülheim am Rhein, daughter of German guitarist Ferdinand Pelzer; in 1854 married flautist Robert Sidney Pratten (1824-1868); after her marriage, she appeared in public under the name Madame Sidney Pratten; died 10 Oct. 1895 in London)
found: Oxford DNB online, 16 May 2013:under entry for Robert Sidney Pratten (in 1854 he married Catharina Josepha Pelzer, a guitarist born at Mülheim on the Rhine; she made her reputation as a child artist in Germany, and in her ninth year appeared at the King's Theatre, London, eventually settling in the capital as a teacher of the guitar, for which she composed a number of pieces and wrote instruction manuals)
found: Boase, F. Modern English biography, 1892-1921(Pratten, Catharina Josepha; taught guitar in London; married Robert Sidney Pratten in 1854; died 10 Oct. 1895)
found: National Portrait Gallery website, 16 May 2013:collections, person search (Madame Sidney Pratten (Catharina Josepha Pratten (née Pelzer)), 1821-1895, guitarist, composer, and teacher; wife of Robert Sidney Pratten)
found: Find a Grave website, 16 May 2013:ref. no. 25502135 (headstone in Brompton Cemetery, London, reads "Catharina Josepha Pratten, née Pelzer, composer and guitarist; died 10 Oct. 1895 aged 74 years; widow of Robert Sydney [sic] Pratten, the eminent musician")
found: Info. from Sarah Clarke, by emails of 12 May and 25 June 2013(Catharina Josepha Pelzer was born 15 Nov. 1824 according to the newly found birth record in Germany (details communicated to Ulrich Wedemeier by Ulrich Bartels at the Landesarchiv Nordrhein-Westfalen); this tallies with the age of 70 which is on her death certificate which was completed with information given by a younger sister; the incorrect date of 1821 that is in all the literature comes from her grave headstone which incorrectly gives her age at death as 74; the headstone was put up by 'friends and pupils', and it seems not family)