1948 KGVI Royal Silver Wedding 3d blue & silver (SG 125). VF/M lower left interpanneau corner horizontal bilingual pair AUTOGRAPHED BY DESIGNER (J PRENTICE) in margin. A scarce & attractive addition to a display of this generally less-than-exciting period of South African philately! Joe Prentice was chief designer for the Government Printer, responsible for production of South Africa's stamps in this period.