"Y Wyddor"; wall chart devised by T.C. Evans
In the Celtic revival of the nineteenth century, the real and
often unacknowledged work was done by thousands of patient educators
like the two Welsh teachers, father and son, who designed this wall
chart for Sunday-school children.
Click on the image to see enlargement [188 Kb].
The bottom of the chart shows scripts used in Wales prior to the contemporary Roman, including ogham and runes. (see enlargement below).