Fr. 1309. 25 Cent. Fifth Issue. PCGS Currency Choice New 63. B.K. Bruce Courtesy Autograph.Register of the Treasury B.K. Bruce boldly added his courtesy autograph to the back of this crisp Fifth Issue 25 Cent fractional. Bruce is significant for a number of firsts including as the first African American whose signature was featured on federal United States currency.Ex. F.C.C Boyd Estate; From our sale of the John J. Ford, Jr. Collection, Part XIX, October 2007, lot 833.