I am not related to any Belshaws but if you know they came from Co. Down, check the Census returns...
Were the family Weavers ??
Is this her brother John in 1901 b.1835/6http://www.census.nationalarchives.ie/search/results.jsp?cen...
If so this is probably her Father in the 1860s.
Bellshaw, John - East Street, Newtownards - Down