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Wikipedia says:
One of the early centers of the Industrial Revolution in northern America, Waltham is a city in Middlesex County, Massachusetts, United States. The population was 59,226 at the 2000 census.
Waltham is home to The Sports Authority Training Center, which serves a dual role as practice facility/offices of the Boston Celtics.
Waltham is commonly referred to as Watch City because of its association with the watch industry. This is due to Waltham Watch Company, which opened its factory in Waltham in 1854. It was the first company to make watches on an assembly line. It won the gold medal in 1876 at the Philadelphia Centennial Exposition. Over 40 million watches, clocks and instruments were produced by Waltham Watch Company until it closed in 1957. (...) more....
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