1/07/01 → 31/07/10
Project: Ymchwil
Jones, D. (PY)
1/08/01 → 18/08/10
1/09/01 → 31/12/99
1/09/01 → 6/03/08
Le Vay, L. (PY)
1/12/01 → 31/08/09
Young, E. (PY)
1/01/02 → 31/07/11
1/04/02 → 8/02/08
Davies, A. (PY)
1/04/02 → 22/07/08
Webb, A. (PY)
1/04/02 → 31/08/13
1/07/02 → 31/10/10