Publishing History

This is a chart to show the publishing history of editions of works about this subject. Along the X axis is time, and on the y axis is the count of editions published. Click here to skip the chart.  This graph charts editions published on this subject.
Editions Published
Year of Publication

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Prolific Authors

who have written the most books on this subject
Robert Graves, 12 books
Menna Elfyn, 11 books
Gwyn Williams, 10 books
Alan Llwyd, 8 books
Rachel Bromwich, 8 books
Joseph P. Clancy, 6 books
R. Arwel Jones, 6 books
Elwyn Edwards, 6 books
Bethan Mair, 5 books
W. J. Gruffydd, 5 books
Gwyn Thomas, 5 books
Dafydd Johnston, 5 books
Williams, Ifor Sir, 4 books
Alfred Perceval Graves, 4 books
Rhys Prichard, 4 books
Marged Haycock, 4 books
J. E. Caerwyn Williams, 4 books
Evan Evans, 4 books
R. Geraint Gruffydd, 3 books
Robert Gurney, 3 books
Dic Jones, 3 books
Ernest Rhys, 3 books
Edward Stanton Roberts, 3 books
Islwyn, 3 books
E. Holdsworth, 3 books