Lang, Andrew. Sir George Mackenzie King"s Advocate, of Rosehaugh, His Life and Times 1636(?)-1691. London, New York, Bombay, and Calcutta: Longmans, Green and Co., 1909. xi, 347 pp. Illustrated. Reprinted 2005 by The Lawbook Exchange, Ltd. ISBN 1-58477-616-1. Cloth. * Reprint of the standard biography of MacKenzie. Lord Advocate during the reigns of Charles II and James II, MacKenzie persecuted Scottish Presbyterians with such zeal that he was known as "The Bloody MacKenzie." (In many cases, he bent the law to secure a conviction.) Also an important scholar and author, he founded the Advocates Library, which is now the National Library of Scotland. His works include The Laws and Customs of Scotland, In Matters Criminal (1678), which is available as a Lawbook Exchange Reprint.