"The Federal and State Constitutions Colonial Charters, and Other Organic Laws of the States, Territories, and Colonies Now or Heretofore Forming the United States of America" compiled and edited by Newton Thorpe, Washington, DC : Government Printing Office, 1909.
"Strategic Air Warfare: An Interview with Generals Curtis E. LeMay, Leon W. Johnson, David A. Burchinal, and Jack J. Catton". Book by Richard H. Kohn and Joseph P. Harahan, p. 88, 1988.