- CollectionDP - Dymock Poets Special Collection
- SeriesDP/JD - Jo Dawson Series
- SubseriesDP/JD/1 - Letters
- FileDP/JD/1/1 - Letters from Helen Thomas to Jo Dawson
- FileDP/JD/1/2 - Handwritten transcripts of letters from Helen Thomas to Jo Dawson, made by Myfanwy Thomas
- FileDP/JD/1/3 - Letters from Jo Dawson to Richard Emeny accompanying the Helen Thomas - Jo Dawson letters