unmounted mint Block of Four ½c-$1.00 1959 Postage Dues (J88-J100), 98 plate no. blocks of four in quantities of three to eight of each, incl. eight ½c plate no. blocks, also incl. 100 ½c stamps mostly in blocks of four or eight, virtually all never hinged, a few have minor flaws, otherwise fine-very fine lot, Scott retail $1,549.80