Hi Steve
I have found the following info from Oxford parishes transcribed by the Oxfordshire Family History Society.
Holy Trinity baptisms
12.10.1851 Quelch Mary Ann Rachel d James & Mary Ann curier Albert Street
20.3.1853 Quelch Alfred James Stephen s James & Mary Ann currier Friars Wharf
11.3.1855 Quelch Florence Alma d James & Mary Ann tanner Speedwell Street
21.9.1856 Quelch Josiah s James & Mary Ann tanner Speedwell Street
St Ebbes burial
21.1.1858 Quelch Mary Ann 28 Littlegate
1871 census Piece:1440 Folio:15 Page:23 Registration District:Oxford
Civil Parish: St Ebbe Municipal Borough: Oxford Address:Speedwell Street, St Ebbe, Oxford County:
Oxfordshire
QUELCH, Rachel Head F widow 82 Annuitant retired Oxford
QUELCH, Rachel Daughter F unm 48 lodging house keeper Oxford deaf
QUELCH, Alfred Grandson M unm 18 ironmonger assistant Oxford
QUELCH, Josiah Grandson M unm 14 cabinet maker apprentice Oxford impediment of speech
QUELCH, Emily Granddaughter F 13 dress maker Oxford
TRAVERS, William Lodger M unm 24 tailor Cheltenham
DAY, Charles Lodger M unm 22 cabinet maker Bristol
FORGE, William Lodger M unm 22 tailor Pimlico London
Hope this is of some help
Maggie