Going out on a limb here. Believe she is the mother of both Albert 1916 (as per posted gro birth cert) & June Sylvia 1928.
A Violet Shepherd born 28.3.1894 parents Tom & Ann Elizabeth Shepherd nee' Branston.
Appears with parents in 1891/1901/1911/1921. Also with same dob in 1939 with father Tom.
Death, 4 days out.
Deaths Sep 1976
SHEPHERD VIOLET 24MR1894 HULL 7 751
Birth certificate of June Sylvia an absolute must to ascertain mother's christian name if this is to be solved.
SS