"Powell's file discloses that a previously unrevealed private response from Rehnquist was one of the first that Blackmun received. Rehnquist acknowledged that "although I am still in significant disagreement with parts of them, I have to take my hat off to you for marshaling as well as I think could be done the arguments on your side. I think I will probably still file a dissent, although more limited than I had contemplated after the conference discussion.""