Pitt, William,  1759-1806 <br/><br/>
The papers of William Pitt the Younger in the Public Record Office  Reel 111,  Vol. 299 [and] 300 of P.R.O. 30/8.  [microform]. 

 - Brighton :  Harvester Press Microform Publications,  1984. 
 - 1 microfilm reel. 
 - Papers of the prime ministers of Great Britain ;  series 1 .