Robert Jackson (1842–1914) was organist at St Peter's Church, Oldham, from 1868 following training at the Royal Academy of Music; brief biographical details obtained from more at http://www.hymntime.com/tch/bio/j/a/jackson_r.htm on 29 December 2008
npor.org.uk
George Benson (1862–1917); brief biographical details available from National Pipe Organ Register's directory of British organ builders, http://www.npor.org.uk/xnpor_search_dbob.shtml, accessed 29 December 2008 by searching for "Benson"