For General Discussion.

Fairbairn, On Prophecy;

Bleek, Lectures on the Apocalypse;

Vaughan, Lectures on the Revelation of St. John;

Milligan, Lectures on the Apocalypse; and Discussions on the Apocalypse;

Scott, “Book of Revelation”, in the Practical Commentary;

Stevens, Theology of the New Testament, Part VI;

Ramsay, Letters to the Seven Churches;

Introductions to the New Testament by Salmon, Dods, Bacon, Jülicher, and others;

Introductions to Revelation in the leading Commentaries, and in the Modern Reader's Bible, the New Century Bible, the Temple Bible, and the Modern American Bible; and the text of Revelation in the New Translation of the New Testament, by Moffatt.