• [S22] Original marriage certificate of Henry Ramos de Castilla and Williamina Couper, married 23 November 1857 in the Registration District of Hong Kong.
  • [S24] Unknown author unknown Family Bible, n.pub., n.p., unknown edition (unknown publish date), Peter Henry Atkins records,.
  • [S34] Letter from Compradore A. Pyne, Feima Steamer, to The Captain of Feima Steamer, dated 23 September 1859 , Robert Atkins Personal Archives.
  • [S43] Letter from HR Castilla, Hong Kong, to HC Castilla, dated 17 aug 1867 , Personal research papers of Philip William Atkins.
  • [S46] Original marriage certificate of Margaret de Castilla and Henry Doyle Moseley, married 24 Jan 1929 in the Registration District of Perth ,Personal research papers of Philip William Atkins.
  • [S53] Webpage Ancestry.com (Ancestry.com).
  • [S54] Webpage Ancestry.com (Ancestry.com).
  • [S55] Webpage Ancestry.com (Ancestry.com).
  • [S63] Website Department of Justice BDM Family history online indexes (www.justice.wa.gov.au/_apps/poineerindex).
  • [S64] Webpage Metropolitan Cemeteries Board (http://www.mcb.wa.gov.au/ResearchAndGenealogy.aspx).
  • [S68] Webpage Ancestry.com (Ancestry.com).
  • [S80] Webpage Ancestry.com (Ancestry.com).
  • [S87] Webpage Ancestry.com (Ancestry.com).
  • [S90] Letter from Eliza Cary, Mill Brook House, Wellington - Salop, to Williamina de Castilla, dated 1 April 1872 , Robert Atkins Personal Archives.
  • [S118] Unknown author, 'Kalgoorlie Western Argus', Kalgoorlie Western Argus, 12 November 1912.
  • [S120] Jardine Matheson Papers: Letters by H. Castilla, 1854 - 1867, published on CD-Rom by Janus University of Cambridge Library (West Road Cambridge Cambs CB3 9DR, England) 4 April 2011.
  • [S123] E-mails from Diana Gilblin (e-mail address) to Robert Atkins, 2010 ().
  • [S158] Webpage Ancestry.com (Ancestry.com).
  • [S164] Webpage Ancestry.com (Ancestry.com).
  • [S230] Probate of Henry M Castilla of Aberdeen, Scotland, unknown will date, proved in the Commissary Court Books of Aberdeenshire, 24 April 1868, Robert Atkins Personal Archives.
  • [S235] E-mails from Bill Logan (Bill Logan) to Robert Atkins, 2011 ().
  • [S248] Copy death certificate of unnamed de Castilla, died 7 August 1938, registered 20 August 1938 in the Registration District of Northam (Robert Atkins Personal Archives), 137).
  • [S275] E-mail from Kristel De Wulf (e-mail address) to Robert Atkins, dated 17 September 2011 ().
  • [S285] Website Norfolk Family History Society (norfolkfhs.org.uk).
  • [S289] Unknown author, 'Glasgow Herald', Glasgow Herald, unknown date.
  • [S293] Website Wikipedia, Jardine Matheson Holdings (http://en.wikipedia.org/wiki/Jardine_Matheson_Holdings).
  • [S294] Website Index of letters to Jardine Matheson and Co concerning shipping (http://janus.lib.cam.ac.uk/db/node.xsp).
  • [S345] British, 'The Morning Chronicle', The Morning Chronicle, unknown date.
  • [S346] Unknown author, 'Singapore Morning Post', Singapore Morning Post, unknown date.
  • [S347] British Newspapers, 'London Standard', London Standard, unknown date.
  • [S425] Unknown author, 'Adelaide Advertiser', The Advertiser, unknown date.
  • [S453] Patricia Lim Forgotten Souls, A Social History of the Hong Kong Cemetery, Hong Kong University Press, 7 Tin Wan Praya Road, Aberdeen, Hong Kong, first (2011) 978-962-209-990-6.
  • [S457] E. K. Haviland The American Neptune, A Quarterly Journal of Maritime History and Arts, Early Steam Navigation in China, Hong Kong and the Canton River, Peabody Essex Museum, Salem, Massachusetts, USA, unknown edition (1941 onwards),.
  • [S876] E-mail from Bill Logan (Bill Logan) to Robert Atkins, dated 5 March 2013 (Robert Atkins Personal Archives).
  • [S877] Copy death certificate of Williamina de Castilla, died 15 March 1893, registered 16 March 1893 in the Registration District of Perth (Robert Atkins Personal Archives), 192/93).
  • [S879] J. Penry Lewis Tombstones and Monuments in Ceylon, Government Printer, Ceylon, unknown edition (1913) unknown isbn.
  • [S896] Privy Council for Trade, e-copy, 18 June 1861, England ,National Maritime Museum.
  • [S902] Various authors, 'Sunday Times, Western Australia', Sunday Times, Western Australia, various dates.
  • [S939] Webpage WikiTree (http:www.wikitree.com/wiki/Ulrich-369).
  • [S970] 'Southern Times (Bunbury)', Southern Times.
  • [S972] State Law Publisher, Government Gazette, 11 August 1922, Perth Western Australia.
  • [S973] State Law Publisher, Government Gazette, 13 September 1921, Perth Western Australia.
  • [S978] The Parliament of the Commonwealth of Australia, digital, 17 November 1904, unknown location.
  • [S1008] Website Australian War Memorial (https://www.awm.gov.au/).
  • [S1025] Unknown will type of Henry C de Castilla of Perth, Western Australia, 16/9/1932, proved in the Supreme Court of WA, 29/7/1938, State Records Office.
  • [S1080] Unknown will type of Williamina de Castilla of Perth, Western Australia, 19 May 1892, proved in the Supreme Court, 29 March 1893, State Records Office.
  • [S1082] Australian Imperial Force - Nominal Roll (1914-18).
  • [S1083] Letter from Henry C Castilla, Colgonine, Baker's Hill, Western Australia, to Henry Moseley, dated 1 January 1936 , Robert Atkins Personal Archives.
  • [S1085] Unknown author, 'unknown article title', London and China Telegraph, unknown date.
  • [S1086] North China Herald, 'Shipping Intelligence', North China Herald (1850 - 1867), 1862 - 1865.