[47] Charles Singer, ‘Allegorical Representation of the Synagogue, in a Twelfth-Century Illuminated MS. of Hildegard of Bingen’, Jewish Quarterly Review, new series, vol. v, p. 268, Philadelphia, 1915. For further evidence of Hildegard’s acquaintance with the Jews see Pitra, p. 216; and Migne, cols. 967 and 1020–36.
[48] Pitra, p. 51 et seq.
[49] Catello de Vivo, La Visione di Alberico, ristampata, tradotta e comparata con la Divina Commedia, Ariano, 1899. For a comparison of Dante’s visions and those of Hildegard see Albert Battandier in the Revue des questions historiques, vol. xxxiii, p. 422, Paris, 1883.
[50] Reprinted in Migne, vol. 195.
[51] Herrade de Landsberg, Hortus Deliciarum, by A. Straub and G. Keller, Strasbourg, 1901, with two supplements.
[52] For sphericity of earth see especially Migne, cols. 868 and 903.
[53] In her later Liber Divinorum Simplicis Hominis this method of orientation is varied both in the text and also in the Lucca illustrations.
[54] Migne, col. 906.
[55] Migne, cols. 903–4.
[56] See H. Osborn Taylor, The Mediaeval Mind, vol. i, p. 472, London, 1911.