[Merry]

The 1891 census entry is for 21 Camden Street, Bethnal Green.

There are three sisters in the household (no one else):

Charlotte A Walker head unm 25 shirt machinist b London Spitalfields
Georgina S Walker sister unm 21 shirt and button hole machinist b ditto
Florence A Walker sister unm 15 hand button holer (shirts) b ditto

So, not who you are looking for?

RG12; Piece: 263; Folio: 51; Page: 21

The probate entry reads:

WALKER Julia of 4 Florence-terrace Uxbridge-road Ealing Middlesex widow died 9 December 1895 Probate London 3 July to John Baird Smith writer to the signet and the reverend Alexander Robertson Mac Ewen D.D. Effects £1817 19s. 9d.