The Finished Mystery, first published in 1917. Advertised as the posthumous work of Pastor Charles Taze Russell and published by the Watchtower Bible and Tract Society (now known as Jehovah's Witnesses). Book was actually written by C. J. Woodworth and George Fisher and authorized for publication by J. F. Rutherford, second president of the Watch Tower Society. It was considered as Volume 7 of Studies in the Scriptures by those Bible Students who stayed in fellowship with Rutherford. The Finished Mystery is referenced in modern publications of Jehovah's Witnesses as being a landmark book.