- Reports of the Select Committee of the Senate: Appointed to Inquire Into the Late Invasion and Seizure of the Public Property at Harper's Ferry.
- Report [Of] the Committee on Territories, to Whom Was Referred So Much of the Annual Message of the President of the United States as Relates to Territorial Affairs, Together with His Special Message
- Speech of Hon. J. Collamer, of Vermont on the Kansas Question
- Speech of Hon. Jacob Collamer, of Vermont, on Affairs in Kansas
- Speech of Hon. J. Collamer, of Vermont, on slavery in the territories. Delivered in the Senate of the United States, Mar. 8, 1860.