Correspondence between Rudolf Klein and Mary O'Malley in relation to his writing a 'London Letter' regular feature in Threshold. Includes letter from Klein outlining the proposed series of articles, remarking that 'I only hope that after five years of political leader writing I am still capable of writing something else' (17 November 1956).
Letters from John Lewis-Crosby of the Council for the Encouragement of Music and the Arts, in relation to his article on Ulster Theatre for Threshold.
Letters from Patrick Lynch to Mary O'Malley discussing some articles he is writing for Threshold.
Correspondence between Roy McFadden and Mary O'Malley relating mainly to poems for Threshold. Includes copies of an untitled poem and of Synge in Paris .
Two letters from John McGahern to Mary O'Malley in relation to Threshold. He asks to be considered for publication although 'I have not appeared in print' (17 January 1959) and later discusses publishing an extract from one of his novels (26 June 1962).
Correspondence between Ewart Milne and Mary O'Malley mainly in relation to the publication of his poetry in Threshold. Includes letter cancelling his subscription in protest at John Hewitt's review of his book of poetry (26 June 1958).
Correspondence between Brian Moore and Mary O'Malley relating to Threshold submissions. Includes a draft letter of condolence written after Moore's death in 1999.
Correspondence between Seán Neeson and Mary O'Malley relating to submissions to Threshold.
Letters from Desmond Ryan to Mary O'Malley in relation to his contributions to Threshold.
Correspondence between J. Malcolm Morris on behalf of Short Story International and Mary O'Malley, negotiating the rights to Patrick Boyle's The Metal Man , published in issue eighteen of Threshold. They also negotiate a working agreement whereby Short Story International has first option on reprinting any Threshold articles.