[The necessary and proper clause] neither enlarges any power specifically granted; nor is it a grant of any new power to Congress; But it is merely a declaration, for the removal of all uncertainty, that the means of carrying into execution those otherwise granted are included in the grant.
Joseph Story, Edmund H. Bennett (1858). “Commentaries on the Constitution of the Un. States: With a Prelim. Review of the Constitut. History of the Colonies and States, Bef. the Adoption of the Constitution”, p.136