Abu Nu'aym Ahmad b. 'Ali al-Isfahani (d.AH 430/1038 AD): Hilyat al-Awliya wa Tabaqat al-Asfina'(?), regarding Sufism, Arabic manuscript on paper, 18ll. of black naskh, words and headings in red, marginal notes, brown morocco binding, Levant, circa 15th century - 6¾ x 4½in. (17.2 x 11.5cm.)