Llyfrgell Genedlaethol Cymru, 1907-1957. Dathlu jiwbili. Cyngerdd, dydd gwener, Ebrill 26, 1957, 6.45 p.m. The National Library of Wales, 1907-1957. Jubilee celebrations. Concert, Friday, April 26, 1957, 6.45 p.m. [A programme.]
National Library of Wales.
[Aberystwyth?
1957]