In response to changes in Thurgood's third draft circulated today, I have made some additions to footnote 7, p. 6-7.
Powell, L.F. Memorandum to the Conference, Arizona Governing Comm. V. Norris, 463 U.S. 1073 (1983). Box 367, Harry A. Blackmun Papers, Manuscript Division, Library of Congress, Washington, D.C.