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. [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. [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. [Baltimore, Md.?: s.n., 1859.