A couple of possibly useful references: Havens, R. M. (December 1941), "The Laissez Faire Theory in Presidential Messages", Tasks of Economic History, I (Supplemental Issue of The Journal of Economic History), pp. 86-95 Richardson, James D[aniel]., ed., A Compilation of the Messages and Papers of the Presidents, 1789-1902, 10 vols, The Author, New York, 1903 Dr. Chris R. Tame