C. Davies, Caerdydd,
C. Davies, Caerdydd,
C. E. Davies, Newport, Monmouthshire,
C. E. Davies, Newport, Monmouthshire,
C. E. Davies, Newport, Monmouthshire,
C. E. Davies, Newport, Monmouthshire,
C. E. Davies, Newport, Monmouthshire,
C. E. Davies, Newport, Monmouthshire,
C. E. Davies, Newport, Monmouthshire,
C. E. Davies, Newport, Monmouthshire,
C. E. Roberts,
C. E. Roberts,
C. E. Roberts,
C. E. Roberts,
C. F. Powell, The Hydrogen Bomb and the Future of Mankind,
C. F. Powell, The Hydrogen Bomb and the Future of Mankind,
C. G. Williams, 'French (and Welsh) without tears'. Ymddangosodd 'Ffrangeg (a Chymraeg) heb ddagrau' yn Barn, Chwef. 1969.
C. G. Williams, 'French (and Welsh) without tears'. Ymddangosodd 'Ffrangeg (a Chymraeg) heb ddagrau' yn Barn, Chwef. 1969.
C. H. Darbishire, Penmaenmawr,
C. H. Darbishire, Penmaenmawr,
C. Henry Daniel, Worcester College, Oxford,
C. Henry Daniel, Worcester College, Oxford,
C. Henry Daniel, Worcester College, Oxford,
C. Henry Daniel, Worcester College, Oxford,
C. Henry Daniel, Worcester College, Oxford,
C. Henry Daniel, Worcester College, Oxford,
C. Howard Phillips, London,
C. Howard Phillips, London,
C. Lloyd Morgan, Llanrwst.
C. Lloyd Morgan, Llanrwst.
C. Lloyd Morgan, Llanrwst,
C. Lloyd Morgan, Llanrwst,
C. M. Fletcher ar y traethawd 'Occupational Disabilities in the industries of Wales' (Gwobr Beatrice Grenfell) [rhif 8 yn y ...,
C. M. Fletcher ar y traethawd 'Occupational Disabilities in the industries of Wales' (Gwobr Beatrice Grenfell) [rhif 8 yn y ...,
C. M. Reichel, Bangor,
C. M. Reichel, Bangor,
C. N. Noble, Beeston Castle, Tarporley,
C. N. Noble, Beeston Castle, Tarporley,
C. O. ac Ursula Lewis, Llanfair Pwllgwyngyll,
C. O. ac Ursula Lewis, Llanfair Pwllgwyngyll,
