Source Information

Ancestry.com. State of the accounts of Conrad Foos, collector of excise, Berks County, from November 24th 1781, to the 22d of August 1783 [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2005.
Original data: State of the accounts of Conrad Foos, collector of excise, Berks County, from November 24th 1781, to the 22d of August 1783 .... unknown: unknown, 1784.