In the eighteenth interview session, conducted on October 29, 1996, Clark continues discussing serving on the Multnomah County Board of Commissioners, focusing on his time as chair from 1975 to 1979. He talks about the make-up of the board during this time, about appointing Lee Brown as Multnomah County’s first Black sheriff, and the closure of Edgefield Manor. He also revisits the topics of Project Health and his political opponents.