David Jones (artist-poet) he invented later in life, which he termed "painted inscriptions", and these exert a continuing influence on calligraphers. Although he had been trying to write about his wartime experiences since 1928, it was not until 1937 that Jones published his first literary treatment of the conflict. "In Parenthesis", which was published by Faber and Faber with an introduction (in 1961) by T. S. Eliot, is a mixture of verse and prose-lines but the rich language establishes it as poetry, which is how Jones himself considered it. Jones's literary debut won praise from critics and from fellow-poets such as Eliot and
T. S. Eliot a character who had appeared in a number of his poems. Although Eliot did not finish the play, he did publish two scenes from the piece. These scenes, titled "Fragment of a Prologue" (1926) and "Fragment of an Agon" (1927), were published together in 1932 as "Sweeney Agonistes". Although Eliot noted that this was not intended to be a one-act play, it is sometimes performed as one. A pageant play by Eliot called "The Rock" was performed in 1934 for the benefit of churches in the Diocese of London. Much of it was a collaborative effort; Eliot accepted credit only