Will of
Robert 
Clive
(
Maskelyne
) 1725 - 1774, 24th Nov 1773

Will of The Right Honorable Robert Lord Clive Baron of Plassey of
Ireland 13 December 1774 PROB 11/1003

another heir was a cousin, Charles Clive??

The other executor and trustee was Christopher D'Oyley.

His wife, Margaret had a life interest in Oakley Park and its rents
etc..