Seward, W. H. 1. (1859). The insurrection at Harper's Ferry: And a faithful history of know-nothingism and black Republicanism, and their proposed union under the irrepressible conflict doctrine of Seward and his allies, north and south. [Baltimore, Md.?: s.n..

Seward, William H. 1801-1872. The Insurrection At Harper's Ferry: And a Faithful History of Know-nothingism and Black Republicanism, and Their Proposed Union Under the Irrepressible Conflict Doctrine of Seward and His Allies, North and South. [Baltimore, Md.?: s.n., 1859.

Seward, William H. 1801-1872. The Insurrection At Harper's Ferry: And a Faithful History of Know-nothingism and Black Republicanism, and Their Proposed Union Under the Irrepressible Conflict Doctrine of Seward and His Allies, North and South. [Baltimore, Md.?: s.n., 1859.