Yr athro Evan James Williams, D.Sc., F.R.S., 1903-1945 ... Professor of Physics ... University College Aberystwyth, 1938-1945 ... a world-famous Welsh scientist ... a collection of articles
Jones, J. Tysul(John Tysul),1902-
Llandysul Gwasg Gomer
[1971]
Title page in Welsh and English. Contributions in Welsh or English
bibl p78-79
Williams, Evan James.