[Endorsement, upper right: Fort Mifflin / Oct^r 27^th 1798 / [undecipherable] Claborn / rec^d 30^th / adm[undecipherable]] M^r Williams Simmons War Office Trenton Fort Mifflin Oct^r 27^th 98 Sir Your letter of the 15^th Inst: I received yesterday, by which I find that I am charged with having made a mistake in my provision returns for the Months of — June and September, the former error was of their making as they desired me to make out my returns from the date of my appointment, in regard to the error you speak of in the return for the month of September I only observe that there can be no mistake on my part as I did not draw for my rations since the 1^st August last as will appear by the contractors accounts with me. M^r Meminger was the bearer of the Officers returns for the last month and will fully satisfy you on this head. I am Sir Y^ro ob^t Serv^t Robert Weir Osborn [M^r Wm Simmons]