This information applies to the 1st paper-back edition of 1969. [52 pages] Judging from the pagination, subsequent editions appear to be virtually unchanged (excepting perhaps for the list of other (subsequent) authorships). The title page reveals: by Stuart Allen: Editor of the Berean Expositor, Principal of the Chapel of the Opened Book; Wilson St. Finsbury Square, London E.C.2. Author of The Unfolding Purpose of God; Resurrection and the Purpose of God; The Interpretation of Scripture; The Glory of God; The Church; Pentecost; Baptism.
The Berean Publishing Trust 52a, Wilson Street, London E.C.2., England.
Verso shows: first published September 1969 (no BSN), printed by Berean Press (L.A.Canning) Limited; Tadworth,Surrey, England