7 books
The Book of Ighan
Tablet of Tarazat; Tablet of the World, Words of Paradise, Tablet of Tajalleyat, the Glad Tidings
The Book of Lghan
The Book of Ighan, Revealed by Baha Ullah
Tablet of Tarazat
Compilation of the Holy Utterances of Baha'o'llah and Abdul Baha [Microform]; Concerning the Most Great Peace, War and Duty of the Bahais
Epistle to the Son of the Wolf