unused Block of Four 3c Ultramarine, split grill variety (114 var.), B. imprint block of four, B. pair has split grill, fresh bright color on very fresh bright crisp paper, full o.g., T. pair h.r., B. pair never hinged, T.R. stamp has tiny trivial thin speck, otherwise barely fine, a scarce block, with 1984 P.F. certificate which states that 'it is genuine', Scott retail $1,250.00+ (as four hinged stamps with normal grill) photo