Mae'r cwcis hyn yn gwbl angenrheidiol ar gyfer weithrediad y wefan.
Rydym yn defnyddio Google Analytics i fesur sut ydych yn defnyddio'r wefan er mwyn i ni ei wella yn seiliedig ar angen defnyddwyr.
Gall y cwcis hyn gael eu gosod gan wefannau trydydd parti a gwneud pethau fel mesur sut rydych yn gwylio fideos YouTube.
Amgueddfa Cymru
The prototype of the Williams Pneumoflater created by the donor, Dr T.M.Williams, Skewen, later adapted by The British Oxygen Company, provides mechanical means for artificial respiration, made from a cocoa tin and other small accessories, gas operated.
The prototype of the Williams Pneumoflater created by donor, later adapted by The British Oxygen Company, provides mechanical means for artificial respiration, made from a cocoa tin & other small accessories, gas operated
