Farmer with stick in front of wall Math Eitemau Uwchlwytho gan Sir Kyffin Williams - Tu ôl i’r Ffrâm – Behind the Frame
Four farmers with sticks Math Eitemau Uwchlwytho gan Sir Kyffin Williams - Tu ôl i’r Ffrâm – Behind the Frame
Farmer with gun, accomplice and dog Math Eitemau Uwchlwytho gan Sir Kyffin Williams - Tu ôl i’r Ffrâm – Behind the Frame
Farmer with stick Math Eitemau Uwchlwytho gan Sir Kyffin Williams - Tu ôl i’r Ffrâm – Behind the Frame
Study of animals and landscape Math Eitemau Uwchlwytho gan Sir Kyffin Williams - Tu ôl i’r Ffrâm – Behind the Frame
Farmer on horseback Math Eitemau Uwchlwytho gan Sir Kyffin Williams - Tu ôl i’r Ffrâm – Behind the Frame
Darluniau o’r Mabinogi, Kyffin Williams. Math Eitemau Uwchlwytho gan Llyfrgell Genedlaethol Cymru / The National Library of Wales
Syr John Kyffin Williams Math Eitemau Uwchlwytho gan Y Bywgraffiadur Cymreig / Dictionary of Welsh Biography
'Rhwng Dwy Afon: Y Gyffylliog/Hendre' gan Kyffin Williams Math Eitemau Uwchlwytho gan Casglu'r Tlysau
