re Trefriw and Gwydyr Forest.
[Originally included newspaper cuttings, booklets and sale catalogue now removed to Gwydyr section of reference section and Sale Catalogue collection:
1. 'Gwydyr Forest in Snowdonia - A History' published by the Forestry Commission.
2. 'Gwydyr Forest Trail'.
3. 'Llyn Geirionydd Forest Trail'.
4. 'Snowdonia Ancient Trackways, Roman Roads and Packhorse Trails' by Ralph Maddern.
5. 'Tales froom the Gwydyr Woods' by D L Shaw.
6. 'Common Mosses and Liverworts in Gwydyr Forest / Coed y Brennin' by A.L.D. Southorn.
7. 'Walks in Gwydyr Forest, 1-6 around Betws-y-Coed'.
8. 'Walks in Gwydyr Forest, 7-12, further afield.'
9. 'Gwydyr Uchaf Chapel' [added to Local History Files]
10. 'Gwydir Castle' [added to Local History Files]
11. Sale catalogue for contents of Gwydir Castle, 1982: see CSC27.