- [S340] Social Security Death Index entry for Emma Gray (1894-1973), online www.ancestry.com. Hereinafter cited as SSDI Emma Gray (1894-1973).
- [S343] Social Security Death Index entry for Franklin E Gray (1917-1992), online www.ancestry.com. Hereinafter cited as SSDI Franklin E Gray (1917-1992).
- [S357] Royal College of Surgeons: Plarr's Lives of the Fellows Online: Urquhart, David Ronald Petersgarth (1920-2008), online http://livesonline.rcseng.ac.uk/biogs/E000591b.htm. Hereinafter cited as Biography: Urquhart, David R P (1920-2008).
- [S359] London Metropolitan Archives, St John the Baptist Kentish Town, Register of marriages, online www.ancestry.com. Hereinafter cited as LMA marriages St John the Baptist Kentish Town.
- [S360] London Metropolitan Archives, Saint Nicholas, Shepperton, Register of burial, DRO/086, Item 012
, online www.ancestry.com. Hereinafter cited as LMA burial, St Nicholas, Shepprton. - [S361] London Metropolitan Archives, Langham, Register of Baptism, P89/ALS, Item 012., online www.ancestry.com. Hereinafter cited as LMA baptisms, Langham.
- [S362] London Metropolitan Archives, St Marylebone, Register of Baptism, P89/ALS, Item 035., online www.ancestry.com. Hereinafter cited as LMA baptisms, St Marylebone.
- [S363] London Metropolitan Archives, Holborn St Giles in the Fields, Register of Baptism, DL/T/36, Item 108., online www.ancestry.com. Hereinafter cited as LMA baptisms, Holborn St Giles in the Fields.
- [S364] London Metropolitan Archives, Saint Mary, Newington, Register of marriages, P92/MRY, Item 067., online www.ancestry.com. Hereinafter cited as LMA marriages St Mary Newington.
- [S365] London Metropolitan Archives, St Luke Finsbury, Register of baptisms, online www.ancestry.com. Hereinafter cited as LMA baptisms St Luke Finsbury.
- [S366] London Metropolitan Archives, Saint John, Clerkenwell, Register of marriages, online www.ancestry.com. Hereinafter cited as LMA marriages St John, Clerkenwell.
- [S367] Marc Bray, ""Gray Family Tree vM" from Marc Bray, 25/02/2013 20:29," e-mail message to unknown recipient, 25/02/2013. Hereinafter cited as "e-mail from Marc Bray, 25/02/2013."
- [S368] London Metropolitan Archives, Saint Anne, Limehouse, Register of marriages, online www.ancestry.com. Hereinafter cited as LMA marriages St Anne Limehouse.
- [S369] London Metropolitan Archives, Saint Matthew, Islington, Register of marriages, online www.ancestry.com. Hereinafter cited as LMA marriages St Matthew Islington.
- [S370] East African Carrier Corps Gazetting of OBE to Major Hubert Wilfred Gray, 15 November 1918, unknown repository, unknown repository address.
- [S371] Gazetting of temporary commission to John Hereward Gray as Lieutenant in Royal naval Reserve, 11 May 1915, unknown repository, unknown repository address.
- [S372] Estate of Captain John Hereward Gray, 13th November 1950, unknown repository, unknown repository address.
- [S378] London Metropolitan Archives, Saint Matthew, Islington, Register of baptiss, online www.ancestry.com. Hereinafter cited as LMA baptisms St Matthew Islington.
- [S379] London Metropolitan Archives, Saint John, Hackney, Register of baptisms, online www.ancestry.com. Hereinafter cited as LMA baptisms St John, Hackney.
- [S381] Johnathan Gray will (3 July 1875), Will of Jonathan Gray - 3 Jul 1875 unknown file number, Chris Gray's PC, Sandhurst, Berkshire, England.
- [S384] London Metropolitan Archives, Christ Church Spitalfields, Battersea, Register of baptisms
, online www.ancestry.com. Hereinafter cited as LMA Christ Church Spitalfields, Baptisms. - [S385] John William Gray, Birth Certificate (unknown file date), C Gray's Records, Sandhurst, Berkshire, England.
- [S386] London Metropolitan Archives, Saint John the Baptist, Hackney, Register of marriages, online www.ancestry.com. Hereinafter cited as LMA marriages St John, Hackney.
- [S387] London Metropolitan Archives, Saint Saviour, Islington, Register of marriage, online www.ancestry.com. Hereinafter cited as LMA marriage St Saviour Islington.
- [S389] London Metropolitan Archives, Christ Church Rotherhythe, Register of baptisms, online www.ancestry.com. Hereinafter cited as LMA baptisms Christ Church Rotherhythe.
- [S390] London Metropolitan Archives, All Saints Rotherhythe, Register of baptisms, online www.ancestry.com. Hereinafter cited as LMA baptisms All Saints Rotherhythe.
- [S391] London Metropolitan Archives, St Mary Rotherhythe, Register of baptisms, online www.ancestry.com. Hereinafter cited as LMA baptisms St Mary Rotherhythe.
- [S392] London Metropolitan Archives, Christ Church Bermondsey, Register of baptisms, online www.ancestry.com. Hereinafter cited as LMA baptisms Christ Church Bermondsey.
- [S393] London Metropolitan Archives, St Margaret Uxbridge, Register of marriages, online www.ancestry.com. Hereinafter cited as LMA marriages St Margaret Uxbridge.
- [S394] London Metropolitan Archives, Saint John, Hoxton, Register of baptisms, online www.ancestry.com. Hereinafter cited as LMA baptisms St John, Hoxton.
- [S395] London Metropolitan Archives, Saint Dunstan, Stepney, Register of baptisms, online www.ancestry.com. Hereinafter cited as LMA baptisms St Dunstan Stepney.
- [S396] Alexander Joseph Gray Memorial Card, Chris Gray's PC, Sandhurst, Berkshire, England; unknown reader, 3 May 1863.
- [S397] John William Gray Memorial Card, Chris Gray's PC, Sandhurst, Berkshire, England; unknown reader, 18 Oct 1863.
- [S398] London Metropolitan Archives, Saint Anne, South Lambeth, Register of marriages, online www.ancestry.com. Hereinafter cited as LMA marriages St Anne S Lambeth.
- [S399] London Metropolitan Archives, Saint Anne, South Lambeth, Register of baptisms, online www.ancestry.com. Hereinafter cited as LMA baptisms St Anne S Lambeth.
- [S400] John Hereward Gray Photograph of Grave Stone, Chris Gray's PC, Sandhurst, Berkshire, England; unknown reader.
- [S411] British Isles Vital Records Index, 2nd Edition: England & Wales Marriages: Loders 1790-1815, online www.ancestry.com. Hereinafter cited as Marriages: Loders, Dorset, England 1790-1815.
- [S417] London Metropolitan Archives, Saint George the Martyr, Southwark, Register of baptisms, online www.ancestry.com. Hereinafter cited as LMA baptisms St George, Southwark.
- [S418] London Metropolitan Archives, Saint John the Evanglist, Lambeth, Register of baptisms, online www.ancestry.com. Hereinafter cited as LMA baptisms St John, Lambeth.
- [S419] London Metropolitan Archives, Holy Trinity, Gray's Inn Road, Register of baptisms
, online www.ancestry.com. Hereinafter cited as LMA baptisms Gray's Inn Road, Holy Trinity. - [S420] British Army WWI Medal Rolls Index Cards, 1914-1920, online www.ancestry.com. Hereinafter cited as British Army WWI Medal Rolls Index Cards, 1914-1920.
- [S421] Ernest Still entry; SS Queen Elizabeth Ships Manifest, 11 Oct 1947; in BT26 (London England: National Archive).
- [S422] Social Security Death Index entry for Florence Still (1935-current), online www.ancestry.com. Hereinafter cited as SSDI Florence Still (1894-1973).
- [S423] Surrey, England, Marriages, Long Ditton, online www.ancestry.com. Hereinafter cited as Surrey, England, Marriages, Long Ditton.
- [S425] London Metropolitan Archives, Tottenham, Register of baptism, online www.ancestry.com. Hereinafter cited as LMA Tottenham, Baptism.
- [S577] Image: unknown subject, by unknown photographer; WO363; unknown repository, unknown repository address. Online http://www.ancestry.co.uk; unknown file name.
- [S605] Surrey, England, Marriages 1754-1937, online www.ancestry.com. Hereinafter cited as Surrey, England, Marriages 1754-1937.
- [S627] Elizabeth Mary Shaw Thomas Henry Hampton marriage, 4 mar 1916, in Marriages, NSW, Australia, unknown manuscript info, Chris Gray's PC, Sandhurst, Berkshire, England. Hereinafter cited as Marriages, NSW, Australia.
- [S667] Devon Marriages (Devon Family History Society), online http://www.findmypast.co.uk/. Hereinafter cited as Devon Marriages.
- [S1192] Jayne Morris, "History of the GRAY and Other Families - Colin Gray," e-mail message from unknown author e-mail (unknown address) to Christopher Gray, 17 Sept 2023. Hereinafter cited as "History of the GRAY and Other Families - Colin Gray."