Letters patent issued on Tue 19th Apr 1746
To Thomas Wentworth
A peerage of the Kingdom of Great Britain , during the reign of George II
Previously known as Earl of Malton in the Peerage of the Kingdom of Great Britain.
Ordinality on date:
Previous of title: true
- Marquess of Rockingham
C 231/10, p. 402; 19 Geo. II, pt. 2 (C 66/3618) no. 10