Thomas Osborne                        
Born 6th November 1713.
Married 26th June 1740 to Lady Mary Godolphin.
Mary died 3rd August 1764. Buried at Harthill.
Thomas died 23rd March 1789. Buried at Harthill.
Thomas was the fourth Duke of Leeds for fifty seven years.
He bought the Manor of Barnsley in 1735
and the Manor of Coningsborough (with castle) in 1737.
He was therefore lord paramount of a wide extent of the
country around him in South Yorkshire.