FreeBMD shows:
Death, March qtr 1875
Pontypool Registration District vol 11a, page 116
Hancock, John age 68
From the parish register of
Llanfihangel Pontymoile, John HANCOCK, aged 68, buried 20 January 1875, from Panteg.
1871 censusRG10/5332 folio 37 page 10
Old Furnace, Trevethin, Pontypool, Monmouthshire
John Hancock, head, married, 65, Collier, born Bradworthy, Devon
Grace Hancock, wife, 52, born Bradworthy Devon
William Hy Hancock, son, unmarried, 21, Collier, born Trevethin
Chas
Walter Hancock, son, 17, Collier, born Trevethin
Samuel Hancock, son, 15, Collier, born Trevethin