Thomas Augustus Smith Murray to Evan Nepean, Treasury, 25 September 1792, accusing Nepean of criminal conduct and demanding the return of some papers that had been used to prove his claim as an illegitimate child of Prince Frederick. The letter also mentions meeting George Parker in Fleet Prison who informs Thomas Murray of some of Mr Nepean's conduct.

Administrative / biographical background
Mr George Parker was a agent specializing in surveillance for Mr Nepean. He had been asked to help procure the employment of Mr Thompson. Unfortunately Mr Thompson drank wine and talked about government business this led to Mr Parker loosing his employment with Mr Nepean and ending up in debtors prison.