A manuscript in the hands of the Reverend Samuel Williams, Moses Williams, Iaco ab Dewi and others, containing one hundred and sixty-eight numbered items, mainly poetry, including about two hundred and thirty-five triads (item 13). The poets cited include Taliesin, Bleddyn Fardd, Iolo Goch, Dafydd ap Gwilym, Siôn Cent and Siôn Phylip. Item 165 contains a genealogy of Welsh saints. Item 166 is a copy of cols 1165-1169 of the Red Book of Hergest. Item 167, which contains englynion, is in the hand of Edward Lhuyd, and was 'sent through the post to W. Baxter in Totnham Highcross near London'. Item 168 is a piece entitled 'A true Character ... of the Gentry within the Counties of Carmarthen, Pembroke and Cardigan during the Commonwealth'.