Are you sure her name was Ada
Frances?
Yorkshire bmd had a birth registration for Ada
Florence LYON Myton Hull 1858
and the GRO reference is Sep 1858 Hull 9d 173 Ada Florence LYON
Possible marriage for parents:
on Yorks bmd - 1853 Jno Dickon LYON Harriet Emma WATSON Holy Trinity Hull
GRO ref Mar 1853 Hull 9d 295 John Dickon LYON Harriet Emma WATSON
from Yorksbmd:
Minnie's birth: 1885 LYON Minnie Leeds West Leeds
Ada's marriage 1887 LYON Ada F FITZPATRICK Gildas F Hunslet District Registered Building Leeds
You can download forms to order the certificates if you wish to buy them, through the Yorksbmd website
www.yorkshirebmd.org.uk or order them online through the General Register Office website
http://www.gro.gov.uk/gro/content/certificates/Barbara