Some rare clocks use a form of striking known as "Roman Striking" invented by Joseph Knibb, in which a large bell or lower tone is sounded to represent "five", and a small bell or high tone is sounded to represent "one".
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The St Mark's Clock was assembled in 1493, by the famous clockmaker Gian Carlo Rainieri from Reggio Emilia, where his father Gian Paolo Rainieri had already constructed another famous device in 1481.
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The clock of the Beata Vergine (later San Gottardo) in Milan, built around 1330, was one of the earliest recorded that struck the hours.
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A striking clock outside of China was the clock tower near the Umayyad Mosque in Damascus, Syria, which struck once every hour.
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The astronomical clock designed by Richard of Wallingford in 1327 and built around 1354, also struck 24 hours.
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