[S386] "Find A Grave," database with images, Findagrave (findagrave.com: accessed 30 January 2018), Richard Nightingale, 1879; Burial Oldbury Cemetery Warley, Metropolitan Borough of Sandwell, West Midlands, England ; citing record ID 144992988.
[S399] Board of Inland Revenue and predecessors: Estate Duty Office and predecessors. Registers of Legacy Duty, Succession Duty and Estate Duty entry for Richard Nightingale died 16 January 1879 citing IR26/3141 folio 921. The National Archives, Kew.