From the left lower corner margin with HAN "H5484.18" 1/2 dollars on 1 Mk war-time printing with perforation B and overprint of new value middle, mint/mint never hinged very fine condition block of four (mint never hinged) raked upper stamps lower stamp with error of overprint "right rosette on a top" (field 18) quite rare combination HAN/error of overprint (mint)!