Lot of (3) Fr. 2000-C, 2001-C & 2050-C. 1928 & 1928A $10 & $20 Federal Reserve Notes. Philadelphia. About Uncirculated.Included in this lot are Fr. 2000-C 1928 $10 FRN from the Philadelphia district; Fr. 2001-C 1928A $10 FRN from the Philadelphia district; and Fr. 2050-C $20 FRN from the Philadelphia district, which has rust spots on the reverse.