ok, think this is Thomas & his family
1871 Clase, Llangyfelach RG10/5448 folio 4 pg 3
Thomas Rees head mar farmer 54
Ann wife 55 b. Pillstone
John son 20
Hannah dau 19
Thomas Williams grandson 5
all born Llangyfelach except Ann
1861 Cwmrhydyceirw, Llangyfelach RG9/4099 folio 24 pg 8
Thomas Rees head mar 43 quarryman
Ann S(?) wife 44 b. Ilston
John son 10
Catherine dau 16
Hannah dau 6
all born Llangyfelach except Ann
1851 Cwmrhydycwrw, Llangyfelach HO107/2468 folio 410 pg 45
Thomas Rees head mar 33 labourer b. Llangyfelach
Ann wife 34 b. Ilston
Cathrine dau 6 b. Llangyfelach
John son 10 months b. Llangyfelach
Lucy Jenkins mother-in-law widow 57 pauper b. St Mary Swansea
Elenor Bottin 12 house servant b. Nicholaston Gower
William Rees lodger 48 labourer b. Llangyfelach
I've not had much luck so far finding the family in the parish records on FamilySearch. Were they non-conformist? At least they have mother-in-laws living with them to help going backwards.
