- B2/6.
- File
- 1961-1973.
Letters and papers concerning properties on the Brondanw estate, especially Parc, Croesor Mawr and Minafon; some drawings and plans; letters from Jonah Jones as a tenant and from Prof. Eric Hobsbawm; plans showing the proposed widening of the road through Llanfrothen, 1961-1973.
Jones, Jonah