Every time you watch Antiques Roadshow, you probably wonder: Just how do we know what items are antiques?The rule of thumb used by most antique dealers is that anything about 100 years or older is an antique. Items that are old, but not quite that old, are called vintage. In 1930, the U.S. government put a tax law into effect stating that an item was to be considered antique if made before 1830, about the time the Era of Mass Production began. According to this law, antiques are "works of art (except... READ ON
A polar bear can smell a seal that's 20 miles away.