Papers relating to the Society for the Development of Tregaron and District (Cymdeithas Datblygu Tregaron a'r Cylch) comprising a minute book and draft minutes, 1967-1982; correspondence, 1967-1982; financial papers, 1967-1979; papers, 1969, relating to a survey by the Mid-Wales Industrial Development Association into the availability of labour in the Tregaron Rural District; and miscellaneous reports and printed booklets.