Beardsley, A., & Glassco, J. (1959). Under the hill: Or, The story of Venus and Tannhauser, in which is set forth an exact account of the manner of state held by Madam Venus, goddess & meretrix, under the famous Horselberg, and containing the adventures of Tannhauser in that place, his journeying to Rome and return to the loving mountain,. Grove Press, Inc..

Beardsley, Aubrey, and John Glassco. Under the Hill: Or, The Story of Venus and Tannhauser, in Which Is Set Forth an Exact Account of the Manner of State Held by Madam Venus, Goddess & Meretrix, Under the Famous Horselberg, and Containing the Adventures of Tannhauser in That Place, His Journeying to Rome and Return to the Loving Mountain,. New York: Grove Press, Inc., 1959.

Beardsley, Aubrey, and John Glassco. Under the Hill: Or, The Story of Venus and Tannhauser, in Which Is Set Forth an Exact Account of the Manner of State Held by Madam Venus, Goddess & Meretrix, Under the Famous Horselberg, and Containing the Adventures of Tannhauser in That Place, His Journeying to Rome and Return to the Loving Mountain,. Grove Press, Inc., 1959.