1. (Research):Marriage date is from the 1939 census which has a change in Sylvia's surname to Davies and the note '8.3.48 2NG (M)'; [Note Record]
i. interview by Paul Blacknell, personal knowledge, not recorded. 26/12/2004; Page Iola Hughes; [Source Record]; Certainty Questionable
ii. 1939 Register. RG 101. The National Archives of the UK, London; Page line 7, Holywell, entry for Frank Blacknell household.; [Source Record]; Certainty Primary Evidence
iii. interview by Paul Blacknell, personal knowledge, not recorded. 26/12/2004; Page Iola Hughes; [Source Record]; Certainty Primary Evidence