The whole proceedings at large, In a Cause on an Action Brought by The Rt. Hon. Richard Lord Grosvenor against His Royal Highness Henry Frederick Duke of Cumberland; For Criminal Conversation with Lady Grosvenor. Tried before The Right Hon. William Lord Mansfield, In the Court of King's-Bench, On the 5th of July, 1770. Containing the Evidence verbatim as delivered by the Witnesses; with all the Speeches and Arguments of the Counsel and of the Court. Faithfully taken in Short Hand by a Barrister.