n the period covered by volume 9, the fall and winter of 1791-92, Washington was busy dealing with a host of issues. Over forty letters to and from Washington between November 1791 and February 1792 concern the problems arising from Pierre L'Enfant's high-handedness as designer of the Federal City, particularly his destruction of the house of Daniel Carroll of Duddington, and L'Enfant's insistence that he not take orders from the Commissioners for...