Leigh, Ione. <br/><br/>
Castlereagh / 
Ione Leigh. 
 - London :  Collins,  1951. 
 - 383 p. :  ports ;  22 cm. 
<br/><br/>Includes bibliographical references (p. 369-373). 
<br/><br/><label>Subjects--Personal Names: </label><br/>Londonderry, Robert Stewart, 2nd Marquis of,  1769-1822. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Great Britain--History--1789-20.
<br/><br/><label>Dewey Class. No.: </label>942.073 LON/LEI