"The Right to Keep and Bear Arms - Report of the Subcommittee on the Constitution of the Committee on the Judiciary". Book by Dennis DeConcini and Orrin Hatch, February 1982.
Noah Webster (1787). “An Examination Into the Leading Principles of the Federal Constitution Proposed by the Late Convention Held at Philadelphia: With Answers to the Principal Objections that Have Been Raised Against the System”, p.43