Hugh Ross Mackintosh, Who Is Jesus Christ?, The Church and the War: Tracts for To-Day 15 (Edinburgh: The United Church of Scotland, 1917). Available on the Internet Archive [PDF; Epub; Kindle].
History and the Gospel
Hugh Ross Mackintosh, “History and the Gospel,” Expositor, eighth series, 1 (1911): 434–49. Available on the Internet Archive [PDF; Epub; Kindle].
The Evidence of Christian Experience
Lewis French Stearns, The Evidence of Christian Experience (New York: Charles Scribner’s Sons, 1899). Available on the Internet Archive.
Mysticism and Morality
James S. Stewart, “Mysticism and Morality,” chap. 4 of A Man in Christ: The Vital Elements of St. Paul’s Religion (New York: Harper and Brothers, 1935). Available on the Internet Archive [PDF; Epub; Kindle].
Heralds of God
James S. Stewart, Heralds of God (New York: Charles Scribner’s Sons, 1946). Available on the Internet Archive.
The Facts of Life in Relation to Faith
P. Carnegie Simpson, The Facts of Life in Relation to Faith (New York: Hodder & Stoughton, 1913). Available on the Internet Archive.
The Fact of Christ: A Series of Lectures
P. Carnegie Simpson, The Fact of Christ: A Series of Lectures (New York: Fleming H. Revell, 1901). Available on the Internet Archive.
Method in Theology
John Oman, “Method in Theology,” The Expositor 26 (1923): 81–93. Available on the Internet Archive [PDF; Epub; Kindle].
Grace and Personality
John Oman, Grace and Personality (New York: The MacMillan Company, 1925). Available on the Internet Archive.
The Paradox of the World: Sermons by John Oman, D.D.
John Oman, The Paradox of the World: Sermons by John Oman, D.D. (London: Cambridge University Press, 1921). Available on the Internet Archive.