- NLW ex 2466.
- File
- [1953]-[2002].
Research papers of the botanist Richard Henry Roberts, [1953]-[2002], a county recorder for the Botanical Society of the British Isles. The papers including field notes on plants in Anglesey, together with a copy of The flowering plant and ferns of Anglesey (Cardiff, 1982) by him and heavily annotated, and offprints of articles relating to his research.
Roberts, R. H. (Richard Henry), 1910-