Tribune caption reads, "U.C. Protestors didn't take this advice. Unidentified student held sign at a rally." The student carried a sign that read, "Cool it!" On October 23-24, 1968, U.C. Berkeley students took over several campus buildings, including Sproul Hall, Dwinelle Hall, Campbell Hall, and Moses Hall, to protest, among other things, the denial of course credit to a class about racism that featured Eldridge Cleaver as a guest lecturer.