Check out the Latter-day saints website
http://www.familysearch.org/Eng/Sear...rch_census.asp
Select the British 1881 Census
There is a John Wm Townley born 1880, father Ralph Townley, living at Spring Cottages
Jane Ellen Plummer was born 10 July 1884 so could fit.
Not many other John Wm Townley living in Accrington on 1881 Census