The Sufistic Quatrains of Omar Khayyam - Omar Khayyam, 1048-1122; Heron-Allen, Edward, 1861-1943 [Commentator]; Arnot, Robert, 1860- [Editor]; FitzGerald, Edward, 1809-1883 [Translator]; Nicolas, J. B. (Jean Baptiste), 1814-1875 [Translator]; Whinfield, E. H. (Edward Henry), 1836-1922 [Translator]