I don't know if there's any connection here to the Louisa Sadler / Peake
There is this marriage entry but have not been able to establish this couple together on the censuses as yet
SADLER   Louisa   SPENCER   John A F   
1868 Oldbury, Christ Church   Sandwell Register Office
John Alfred Fowler Spencer died 1899 born c1842
Familysearch has three baptism entries same day 
parents 
John Alfred Fowler Spencer and 
Louisa 29 JUN 1880 Oldbury, Worcester   
Ada Kate Spencer (from marriage born c 1877)
Florence Louisa Spencer
Frederick Spencer
Marriage 08 May 1898 Warwickshire 
Ada Kate Spencer Age:   21
Father's Name:   
John Alfred Fowler Spencerhttps://www.familysearch.org/ark:/61903/1:1:QGD2-8MTYThere's also this baptism (but don't know if her father is same person as above or maybe his son)
Elsie Edith Spencer *  born 10 Feb 1893 }*Bull (written end column)
Baptism Date:   14 Mar 1893
Baptism Place:   St Barnabas, Oxfordshire   
Father:   
John Alfred Fowler Spencer, gas engineer
Mother:   Clara Maria 
Privately baptized received into church 22nd March 1893
Elsie Edith SPENCER 
mmn BULL1893  M Quarter in OXFORD  Volume 03A  Page 862   
EDITED - Probably complete off track  with above info. as just realised that
Louisa Sadler & Henry Peake had children from 1868 onwards  