One of the oldest tea merchants is ready to help you start your own Boston Tea Party today! Boston Harbour Tea is a fine blend of select Ceylon and Darjeeling teas. Its sweet aroma and brisk flavor have been applauded by tea connoisseurs for many years. Britain's oldest tea merchant Davison Newman & Company Ltd., founded in 1650 and whose tea chests were destroyed in the 1774 Boston Tea Party, still operates today and has developed this famous tea blend.