Correspondence7v 1958. V1. April 1744 June 1768 ed by Thomas w copeland. V2. June 1768June 1778 ed by Georege H Gutterdigge . V4. July 1778-June 1782 edby John A Woods . V5. July 1789 ed by Holden Furber . V6. June 1789 december 1791 ed by Alfred Cobban a - Burke, Edmund (1969)