Urgos (Uhren und Gong Fabrik Schwenningen) chime mantel clock marked Made in Württemburg to the movement with retailer Henderson's mark to the front. Chimes every 15 minutes and strikes full hours, with an option for silencing the chimes and two melody options Westminster and Whittington. Some signs of wear, measurements 42 x 23 x 12cm, a key included . The Westminster Quarters (or Westminster Chimes, from its use at the Palace of Westminster) is a melody used by a set of striking clock bells to mark each quarter-hour. It is also known as the Cambridge Quarters or Cambridge Chimes from its place of origin, the church of St Mary the Great, Cambridge. The number of chime sets matches the number of quarter hours that have passed. Whittington chimes, also called St. Mary's, are a family of clock chime melodies associated with St Mary-le-Bow church in London   which is related to the historical figure of Whittington by legend. Whittington is usually the secondary chime selection for most chiming clocks, the first being the Westminster.