[32] La Roque, Jean. Voyage dans l'Arabie Heureuse, de 1708 à 1713, et Traité Historique du Café. Paris, 1715. (pp. 247, 251.)
[33] Adjam, by many writers wrongly rendered Persia.
[34] Scheuzer, J.J. Physique Sacrée, ou Histoire Naturelle de la Bible. Amsterdam, 1732, 1737.
[35] Harper's Weekly. New York, 1911. (Jan. 21.)
[36] Nairon, Antoine Faustus. De Saluberrimá Cahue seu Café nuncupata Discursus. Rome, 1671.
[37] de Sacy, Baron Antoine Isaac Silvestre. Chresto-nathie Arabe. Paris, 1806. (vol. ii: p. 224.)
[38] Olearius, Adam. An Account of His Journeys. London, 1669.
[39] Niebuhr, Karstens. Description of Arabia. Amsterdam, 1774. (Heron trans., London, 1792: p. 266.)
[40] A Collection of Voyages and Travels. London, 1745. (vol. iv: p. 690.)
[41] Molmenti, Pompeo. La Storia di Venezia nella Vita Privata. Bergamo, 1908. (pt. 3: p. 245.)