The Joseph Chamberlain Memorial Clock Tower, or simply Old Joe, is a clock tower and campanile located in Chancellor's court at the University of Birmingham, in the suburb of Edgbaston. It is the tallest free-standing clock tower in the world, although its actual height is the subject of some confusion. The university lists it as , , and 100 metres (328 ft) tall, the last of which is supported by other sources. In a lecture in 1945, Mr C. G. Burton, secretary of the University, stated that "the tower stands high, the clock dials measure in diameter, the length of the clock hands are , and the bell weighs ".