|←Author Index: Gr||William Gregg
|Professor of Apologetics and Church History at Knox (Presbyterian) College|
- The African in North America: Their Welfare and Freedom as Effected and Influenced by the Life of William King
- Marriage with a Deceased Wife's Sister Prohibited by the Word of God, 1868
- History of the Presbyterian Church in Canada
Works by this author published before January 1, 1923 are in the public domain worldwide because the author died at least 100 years ago. Translations or editions published later may be copyrighted. Posthumous works may be copyrighted based on how long they have been published in certain countries and areas.