« Reply #2 on: Sunday 02 February 14 12:16 GMT (UK) »
that birth reg would look to tie in with this family in the 1901 census
1901 Greengrove Ucha, Hamlet of Blaenau, Llandebie, Carms RG13/5108 folio 39 pg 19
Elias Griffiths head mar 37 collier ostler below ground b. Llanon
Mary wife 37 b. Llandebie
David H son 17 doorboy b. Llanon
Mary A dau 13 b. Llanon
Jeremiah son 11 b. Llanon
Evan W son 10 b. Llanon
Rachel H dau 8 b. Llanon
Sarah J dau 6 b. Llanon
Thomas son 4 b. Llanon
Esther dau 2 b. Llandebie
not near Cilgerran, Pembrokeshire. There is no birth reg for an Est(h)er Griffiths registered at Cardigan, the registration district for Cilgerran, at the time you're looking at.

Cornwall: Allen, Bevan, Bosisto, Carnpezzack, Donithorn, Huddy, James, Retallack, Russell, Vincent, Yeoman
Cards: Thomas (Llanbadarn Fawr)
Glam: Bowler, Cram, Galloway, James, Thomas, Watkins
Lincs: Coupland, Cram
Mon: Cram, Gwyn, John, Philpot, Smart, Watkins
Pembs: Edwards (St. Dogmael's)
Yorks: Airey, Bowler, Elliott, Hare, Hewitt, Kellett, Kemp, Stephenson, Tebb