Front Page Titles (by Subject) CANTO IX - The Divine Comedy, Vol. 1 (Inferno) (Bilingual edition)
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CANTO IX - Dante Alighieri, The Divine Comedy, Vol. 1 (Inferno) (Bilingual edition) 
The Divine Comedy of Dante Alighieri. The Italian Text with a Translation in English Blank Verse and a Commentary by Courtney Langdon, vol. 1 (Inferno) (Cambridge: Harvard University Press, 1918).
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The Gate of the City of Dis (continued). The Furies. Medusa. The Messenger from Heaven
The Sixth Circle. The Vestibule to the Hell of Bestiality or Unreason. Disbelief in a Spiritual World, Immortality, etc. Heretics