A Book Containing the Risala Known as the Dove's Neck-Ring about Love and Lovers Composed by Abu Muhammad 'Ali Ibn Hazm Al-Andalusi, May God Forgive Him and Pardon Him, and the Believers. Translated from the Unique Manuscript in the University of Leiden. Edited by D. K. Petrofin 1914, by A. R. Nykl, the Oriental Institute of the University of Chicago