Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Magazine
VALLEY WINGS magazine, issue 2, 2015, pp 43. Contains various articles and advertisements in full-colour. Photograph of a Griffin helicopter flown by the Defence Helicopter Flying School on front cover.
Pwnc
Bywyd Gwerin
Rhif yr Eitem
F2017.1.7
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.