The Curious History of Your ÃÛÑ¿´«Ã½ - Clocks - ÃÛÑ¿´«Ã½ Sounds

The Curious History of Your ÃÛÑ¿´«Ã½ - Clocks - ÃÛÑ¿´«Ã½ Sounds


Clocks

The most elaborate clock the world has ever seen is constructed in 11th-century China.

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