Hi James

If you obtain a copy of the marriage cert, it will give Cissey's age
& Fathers name & occupation.
I checked the 1901 census & can't find a Cissey

These are the only one's on the 1901 census, all living
in Fulham, London
Albert Brombilla b abt 1882 Penge, Kent
Annie Brombilla b abt 1855 Whitstable, Kent
Arthur Brombilla b abt 1882 Wandsworth, Surrey
Rachel Brombilla b abt 1867 Barnsley, Yorkshire
Thomas Brombilla b abt 1886 Fulham
Sue