Correspondence, press cuttings and related items, including letters from Reinhold Niebuhr, David Smith Cairns William Temple (the Archbishop of Canterbury), the Duke of Montrose and various publishers. Much of the correspondence relates to Church of Scotland business, including John Baillie's appointment as Moderator Designate of the General Assembly of the Church of Scotland and as Corresponding Member of the General Assembly of the Presbyterian Church in Ireland.

Correspondence, press cuttings and related items, including material relating to the Ridell Memorial lectures and the Edinburgh Famine Relief Committee and letters from his wife Florence Jewel Baillie, his brother Donald Macpherson Baillie, Arnold Joseph Toynbee, publishers and individuals within the YMCA.

Correspondence and related items, including letters from his brother Donald Macpherson Baillie, George Arthur Buttrick, Bertram Christian, David Smith Cairns, Melville Dinwoodie (BBC), and Henry Pitney Van Dusen. Also correspondence relating to personal finance.

Correspondence and related items, including letters from his brother Donald Macpherson Baillie, Mona Anderson, Reinhold Niebuhr, Lewis Legertwood Legg Cameron, George Simpson Duncan, (Henry) Christopher Dawson and Garfield Hodder Williams. Also material relating to the preperation of the British Council of Churches visit to Germany and salaries at the University of Edinburgh.

Correspondence and related items, including letters from John Keith Benton, Hachiro Yuasa, Reinhold Niebuhr. Includes material relating to John Baillie's retiral, a visit to Hungary, student lists and documents relating to the establishment of closer links between the Church of Scotland, Church of England, Episcopal Church of Scotland and Presbyterian Church of England.

letters, telegrams, airgraphs and related material primarily from friends and colleagues

Correspondence, itineraries, press cuttings and related items, including letters from his brother Donald Macpherson Baillie, Mona Anderson, the Duke of Montrose, William Temple (the Archbishop of Canterbury), George Simpson Duncan, Lewis Legertwood Legg Cameron and Sir Neil John Kennedy Cochran-Patrick. Much of the correspondence relates to Church of Scotland business, particularly visits to churches and congregations as Moderator as well as to John Baillie's BBC radio broadcasts.

Correspondence, press cuttings and related items, including material relating to John Baillie's visit to Germany as part of a British Council of Churches delegation and letters from his wife Florence Jewel Baillie, his brother Donald Macpherson Baillie and Bertram Christian.

Correspondence and related items, including letters from his wife Florence Jewel Baillie, his brother Donald Macpherson Baillie, Mona Anderson, Bertram Christian, Leslie Bannister Walton, William Alexander Curtis, (Henry) Christopher Dawson and Sir Zwinglius Frank Willis (YMCA)

Correspondence and related items, including letters from his wife Florence Jewel Baillie, his brother Donald Macpherson Baillie, Mona Anderson, Bertram Christian, Henry Pitney Van Dusen and Henry Sloane Coffin. Also responses to John Baillie's tribute to Thomas Cockburn in The Scotsman and material relating to the International Missionary Council and to the wedding of Princess Elizabeth (now Elizabeth II).