Hi,
Birth record for Ellen -
Ellen Stella Sinfield
Registration - q1 1907, Belper, Derbyshire
Vol 7b Page 680
Unfortunately we are not allowed to do 1911 lookups, however going by Ellen's pob this could be her family on the 1901 -
George Sinfield 37
Alice Sinfield 36
Beatrice Sinfield 12
Dora Sinfield 10
Olive Sinfield 6
Amy Sinfield 3
Ernest Sinfield 7 Months
RG13 Piece 3233 Folio 133 Page 16, Belper.
Do you need full details?
JJ