11.3.1796 Powell at Holcroft's
Not James Powell the spy as coded in GD website. In Holcroft's diary (Hazlitt's Works vol 3 p196) he mentioned seeing William Nicholson's diary entry for 11.3.1796 and referred to Powell as "a young Oxonian brought by Parr". May be one of these
Charles Powell son of Rev Wm of Abergavenny - Jesus Coll matric 20.5.1790 age 18, BA 1794 MA 1796 (PCC 1827?)
James Powell son of James of Abingdon - Trinity Coll matric 13.12.1788 age 16, scholar, BA 1792, MA 1795, died 20.3.1797 (PCC 1797 x 2)
John Folliott Powell son of Richard of Abingdon - St Mary Hall matric 6.2.1795 age 22, died 9.11.1839 (PCC 1839)
Walter Powell son of Rev John of Llangattock, co. Monmouth - Jesus Coll matric 24.5.1792 age 18, BA 1796, scholar 1816-23 (PCC 1824?)
William Powell son of Rev Wm of Abergavenny - Jesus Coll matric 8.4.1786 age 16, BA 1789, MA 1792, Lincolns Inn 1795, BD 1800 (PCC 1810 x 2?)