1To John Adams from D.C. Ballard, 17 April 1819 (Adams Papers)
We respectfully beg leave to ask your notice of the enclosed bill—as agents for Mr Niles, we can safely vouch for its correctness; you will observe it bears date in March 1818 and is receipted. As we did not observe, untill our attention was directed to it by Mr N., that your bill for 13th. vol of “Niles’ Register”, forwarded to us in March 1818 still remained unpaid in our hands, it may be...