De Quincey, Thomas. Theological Essays and other Papers. In Two Volumes. [De Quincey's Writings]. Boston: Ticknor, Reed, and Fields, M DCCC LIV. 2 vols.
De Quincey, Thomas. Suspiria de profundis, and other Essays, by Thomas de Quincey. Recovered from the Author’s Original MSS., and edited, with Introductions and Notes, by Alexander H. Japp ... De Quincey’s Posthumous Works, vol. 1. New York: United States Book Co., successors to John W. Lovell Co., 1891. xv, 327 p.