Found them 'at last' on 1841 Census, Ancestry
CECIL - transcribed as CEAL
BALL - transcribed as BASS
1841, Wales Census, Monmouth, Trevethan
Charles CECIL - 60 - Smith - born in County
Mary CECIL - 65
Richard BALL - 25 - Carpenter - not born in County
Jane BALL - 20 - born in County
Mary BALL - 6 months - born in County
----
?
On a later census, Richard says he was born c1817 - and Monmouth
and the 1871 census, has his age crossed through - Family Search - gives his age as 59 = c1812
?
Woolaston
There is a Richard Tamplin BALL - (base child) christened 15 March 1812 - Mother: Margaret
?
As the family occupation seems to be : Carpenters
in 1839 at Woolaston,
John (occupation: Carpenter) & Elizabeth BALL - had a daughter Marina, christened
1841 Census, Glos Woolaston
BALE (on Ancestry)
John BALL - 40 - Carpenter - born in County
Elizabeth BALL - 35 - not born in County
Hannah BALL - 5
Marina BALL - 2
(married Elizabeth LEWIS, 2 July 1835 at Woolaston, witnesses, Edward BALL and Eliza LEWIS)