Unifying the Ministry: The History of an Idea.
Scottish Journal of Theology, Vol. 20(1), March, 1967.

Patriarch McGuire and the Episcopal Church.
Historical Magazine of the Protestant Episcopal Church, Vol. 39(2), June 1969, p. 109.

The Idea of the Missionary Bishop in Mid-Nineteenth Century Anglicanism.
S.T.M. thesis, General Theological Seminary, 1968.

Kikuyu 1913: An Ecumenical Controversy.
Ph.D. Dissertation, University of London, 1970.

Newman’s Missionary Dream.
Modern Churchman, Vol. 14(4), July 1971, pp. 267-272.

Firearms in Africa: an Introduction.
Journal of African History, Vol. 12(2), January 1971, pp. 173-184.

Overseas Missions—Too Sacred or Two Secular?
Modern Churchman, Vol. 16(4), July 1973, pp. 249-252.

That Hectic Night: the Prayer Book Debates of 1927 and 1928.
Theology, Vol. 77 (No. 654), December 1974, pp. 649-646,

Book Review: British Protestant Missions by A.J. Temu.
Journal of Ecclesiastical History, Vol. 25(1), January, 1975, p. 110.

That Hectic Night: the Prayer Book Debate, 1927 and 1928.
London: SPCK, 1974.

Captain W.J. Johnson of Baffin Island.
Polar Record, Vol. 17 (No.109), January, 1975.

"Highly Preposterous" Origins of Scottish Missions.
Records of the Scottish Church History Society, 1976, pp. 111-124. [External link]

Book Review: The Prayers of African Religion by John S. Mbiti.
Scottish Journal of Theology, Vol. 30(1), February, 1977.

Book Review: Meditations on Liturgy by Thomas Merton.
Scottish Journal of Theology, Vol. 31(1), January, 1978.

Ideals in Urban Mission: Episcopalians in Twentieth Century Glasgow.
Studies in Church History, Vol. 16, March 1979, pp. 441-448.

Book Review: Foundations of the Seventh-Day Adventist Message and Mission.
Scottish Journal of Theology, Vol. 32(5), October, 1979.

Book Review: Politics and the Churches in Great Britain 1832 to 1868 by G.I.T. Machin.
Scottish Journal of Theology, Vol. 32(6), December, 1979.

Scottish Overseas Mission: A Select Critical Bibliography.
Records of the Scottish Church History Society, 1980, pp. 249-257. [External link]

Book Review: A History of African Christianity, 1950-1975 by Adrian Hastings.
Scottish Journal of Theology, Vol. 33(4), August, 1980.

Book Review: Vilhjalmur Stefansson, Richard J. Diubaldo Stefansson and the Canadian Arctic
Polar Record, Vol. 20 (No. 124), January, 1980.

Book Review: Of Presbyters and Kings: Church and State in the Law of Scotland by Francis Lyall.
Journal of Ecclesiastical History, Vol. 32(4), October 1981, pp. 545-546.

Hutchinsonianism in Eighteenth Century Scotland.
Records of the Scottish Church History Society, 1982, pp. 157-169. [External link]

“No-One Is Free From Parliament”: the Worship and Doctrine Measure in Parliament, 1974.
Studies in Church History, Vol. 18, March 1982, pp. 557-565.

Book Review: Darwinian Impacts: an Introduction to the Darwinian Revolution by D. R. Oldroyd.
Scottish Journal of Theology, Vol. 35(2), April, 1982.

Obituary: William Laird McKinlay 1889-1983.
Arctic, Vol. 36(3), September 1983, pp. 309-310.

The Fall of France.
Studies in Church History, Vol. 20, March 1983, pp. 431-441.

Religion and Social Control in the Soviet Union 1945–1964.
Studies in Church History, Vol. 21, March 1984, pp. 473-480.

Henry Toke Munn (1864-1952).
Arctic, Vol. 37(1), March 1984, pp. 74-75.

The Consecration of Bishop Seabury.
Scottish Historical Review, Vol. 63 (No. 175), April 1984, pp. 37-49.

William Hastie: Professor from Calcutta Goal.
College Courant, 1984.

Book Review: Patrick Matthew and Natural Selection: Nineteenth Century Gentleman-Farmer, Naturalist and Writer.
Scottish Historical Review, Vol. 67 (No. 177), April 1985, pp. 103-105.

Hector Pitchforth (1886-1927).
Arctic, Vol. 38(1), January 1985, p. 78.

Book Review: Hensley Henson: A Study in the Friction between Church and State by Owen Chadwick.
Scottish Journal of Theology, Vol. 38(2), May, 1985.

Book Review: Studies in the History of Worship in Scotland.
Scottish Journal of Theology, Vol. 38(3), August, 1985.

Collegiality and Conciliarity in the Anglican Communion.
In Authority in the Anglican Communion: Essays Presented to Bishop John Howe, edited by Stephen Sykes.
Toronto: Anglican Book Centre, 1987.

Book Review: John Philip (1775-1851): Missions, Race, and Politics in South Africa.
Scottish Historical Review, Vol. 66 (No. 182), October 1987, pp. 223-224.

Book Review: The Practical and the Pious: Essays on Thomas Chalmers (1780–1847).
Scottish Journal of Theology, Vol. 40(4), November, 1987.

Whose Are the Teinds? the Scottish Union of 1929.
Studies in Church History, Vol. 24, March 1987, pp. 383-392.

Book Review: World Church History.
Expository Times, Vol. 100(12), September 1988, p. 478.

Book Review: The Social History of Religion in Scotland Since 1730.
Scottish Historical Review, Vol. 67 (No. 183), April 1980, pp. 88-100.

How the Churches Got To Be the Way They Are.
London: SCM and Philadelphia: Trinity International, 1990.

Book Review: The Age of Atonement: the Influence of Evangelicalism on Social and Economic Thought 1795–1865 by Boyd Hilton
Scottish Journal of Theology, Vol. 44(2), May, 1991.

Book Review: the Faith of the Scots.
Scottish Historical Review, Vol. 71 (No. 191/192), April 1992, pp. 222-223.

The Martyr Cult of the First World War.
Studies in Church History, Vol. 30, March 1993, pp. 383-388.

The Mother Church Your Mother Never Told You Of.
London: SCM, 1993.

The Religious Thought of L.M. Montgomery
In Harvesting Thistles: The Textual Garden of L.M. Montgomery, edited by Mary Henley Rubio.
Guelph, ON: Canada Children’s Press, 1994.

L.M. Montgomery and the French.
Canadian Children’s Literature, No. 78, Summer 1995, pp. 65-68.

Book Review: The People in the Pews: Religion and Society in Scotland Since 1790 by Callum Brown.
Records of the Scottish Church History Society, 1995, pp. 487-488. [External link]

St. Mary’s Cathedral, Glasgow: a History.
Edinburgh: General Synod Office of the Scottish Episcopal Church, 1995.

The Scottish Episcopal Church: A New History.
Edinburgh: General Synod of the Scottish Episcopal Church, 1998.

The Nine Lives of the Episcopal Cat; Changing Self Images of the Scottish Episcopal Church: Presidential Address.
Records of the Scottish Church History Society, 1998, pp. 78-92. [External link]

Hidden Signs of Christmas.
London: SPCK, 2001.

Falling Out of the Haystack: L.M. Montgomery and Lesbian Desire.
Canadian Children’s Literature, Vol. 27, No. 102, Summer 2001, pp. 43-59.

Book Review: Scottish Christianity in the Modern World.
Journal of Ecclesiastical History, Vol. 53(2), April, 2002.

David Livingstone in Search of Beauty.
Scottish Geographical Magazine, Vol. 89(3), February 2008, pp. 158-161.

In Memoriam: Dr. James Scott Marshall.
Records of the Scottish Church History Society, 2010, pp. 1-2. [External link]