8 May 1750 - £50 Malton (from Jigg of Jiggs); 17 Aug 1750 - £50 Hambleton; 4 Sep 1750 - King's Plate Lichfield (from Gustavus); 13 Apr 1751 - £109 Plate Newmarket (from Oroonoko and Drudge); 11 Jun 1751 - King's Plate Winchester (w.o.); 25 Jun 1751 - King's Plate Salisbury (w.o.); 13 Aug 1751 - King's Plate Canterbury (from Drudge); 16 Aug 1751 - King's Plate Lewes; 3 Oct 1751 - King's Plate Newmarket (w.o.)

2 Apr 1752 - 2nd King's Plate Newmarket (to Thwackum, Sampson (1/8) wins 1st heat, but not very easily; Thwackum wins 2nd heat, Sampson whipped for first time in his career; and Thwackum wins 3rd heat, closely contested

the whole 4 miles and considered to be the best ever run by 2 horses

Sampson was a successful sire, particularly of the outstanding racehorse Bay Malton (1766 Great Subscription Purse York and 1768 Jockey Club Plate); and the high class racehorse Engineer (1761 King's Plate Newmarket), sire of the even better Mambrino (1775 Jockey Club Plate)

Died at Wentworth in 1777, aged 32