What justice did Thurgood Marshall replace on the Supreme Court?

Answer 1

Tom C. Clark, who retired in 1967.

Answer 2

On June 13, 1967, President Johnson appointed Marshall to the Supreme Court following the retirement of Justice Tom C. Clark, saying that this was "the right thing to do, the right time to do it, the right man and the right place." He was the 96th person to hold the position, and the first African-American.

http://en.wikipedia.org/wiki/Thurgood_Marshall

http://en.wikipedia.org/wiki/Tom_C._Clark

Answer 3

Roger B Taney who was a proponent of Southern States' Rights and a constant thorn in Abraham Lincoln's side.