Three FDCs, all with cachets honoring the National Capital Sesquicentennial, signed by all nine members of the Burger Court serving from 1972-1975: one signed in ink and ballpoint by Lewis Powell, Thurgood Marshall, William Brennan, William Rehnquist, Byron White, Harry Blackmun, and Potter Stewart; one signed in ink by Warren Burger; and one signed in ink by William O. Douglas. In fine condition, with a couple small bends and spots of mild toning. RRAuction COA.