Simplify the following text for a Grade 7 native English-speaking person.
Original: He was one of the main proponents of the initiation of the University of Birmingham and was its first Chancellor . His papers can be found in the Library there , and the University 's clock tower is named the Joseph Chamberlain Memorial Clock Tower or more commonly ` Old Joe ' or ` Big Joe ' .
Simplified: Birmingham University , which he helped to start , has a clock tower with his name .