Interesting that Ethel nee BELL was associated with all three names KELLY GUTHRIE and BUCKLE in 1939 !
This appears to be her background:
CENSUS 1891 in Pudsey, Yorkshire her parents Harry and Mary (next door to mother Mary's parents):
RG12 - Piece 3658 - Folio 34 - Pg 28
8 Walkingsons Blg
Head: John FARLEY 53, Labourer General, b Cawood YKS
Wife: Margaret FARLEY 51,b Sherburn, DUR
Son: Thomas FARLEY 12, b Sunderland, DUR
and
9 Walkingsons Blg
Head: Harry BELL 23, Labourer General, b Goole YKS
Wife: Mary BELL 21, b Selby YKS
Son: William H BELL 2, b Leeds YKS
Son: Ernest BELL 6 mths, b Pudsey
1901: At 23 Charley Street, LeedsRG13 - Piece 4238/ Folio 118 /Pg 9
Head: Harry BELL 33, House Painter, b Goole
Wife: Mary BELL 32, b Cawood
Son: William H LEAN 12, b Leeds (sic) from Mary's first marriageSon: Ernest BELL 10, 12, b Stanningley, YKS
Dau: Hannah BELL 8, 12, b Stanningley, YKS
Son: Harry BELL 5, b Stanningley, YKS
Dau: Emily 8 mths, b Leeds
CENSUS 1911: Free Index on Family Search
https://www.familysearch.org/ark:/61903/1:1:XWV3-Y4ZWife Mary (nee FARLEY) - Ethel's mother - was married and widowed before marrying Harry BELL, as young as she was…
MARRIAGE Dec Qtr 1887 LeedsMary FARLEY
William DEAN
BIRTH of their son:William Henry DEAN , Mar Qtr 1889 Leeds, mms FARLEY
DEATH of husband (probable, if he died in Leeds):
William DEAN age 31, Dec Qtr 1889 Leeds
RE-MARRIAGE 1900 (likely):Mary DEAN and Harry BELL
On same page, Sep Qtr 1900, Bradford
Cheers
AMBLY