Dee ihe ga-aga n'ihu na paragraf a - N'afọ 1981, "Eryr Pengwern" ("'Eagle nke Pengwern"'), nke e mere na narị afọ nke 7 Powys ma dabere na Heledd Saga, bụ nke Jones dere na nzaghachi nye iyi egwu Gwynfor Evans nke ịmalite mgbochi agụụ maka ọwa telivishọn Welsh. Afọ anọ ka e mesịrị, ọ kwagara n'ụdị akwụkwọ akụkọ na akwụkwọ akụkọ "Dyddiadur Mari Gwyn" ("Mari Gwyn's Diary") na-ekwu maka mkpagbu nke ndị Katọlik n'oge ọchịchị Elizabeth nke Mbụ ma na-elekwasị anya na onye edemede Elizabethan Welsh bụ Robert Gwyn. Nke a sochiri Jones dere akwụkwọ akụkọ atọ n'etiti afọ 1987 na 1993 nke etinyere na Oge Ndị Isi: "Cribau Eryri" ("The Ridges of Snowdonia"), "Barrug y Bore" ("Morning Frost") na "Adar Drycin" ("Storm Birds"). O sitere n'ike mmụọ nsọ dee trilogy ahụ mgbe ntụliaka maka ntụgharị ọchịchị nke mba Wales dara na 1979
, na mmụba nke nrụgide ndị mmadụ na-enwe n'ógbè ndị na-asụ asụsụ Welsh. E bipụtara akwụkwọ akụkọ ikpeazụ nke Jones "Cydio Mewn Cwilsyn (Taking up a Quill"), akwụkwọ akụkọ akụkọ nke nwa Edmund Prys, na 2002. O dere akwụkwọ iri n'oge ndụ ya ma bipụta nchịkọta nke akwụkwọ ụmụaka mbụ.