I am taking a wee break from celebrating the 50th anniversary release this month of Joni Mitchell’s fantastic Blue album to enjoy our commemoration of the 50th anniversary of Richard Dunn’s fantastic Sugar and Slaves: The Rise of the Planter Class in the English West Indies, 1624-1713. Apparently, the early 1970s ‘twas a good time for seminal works! And I’m just delighted to be participating in this marvelous event with…