Four large light boxes: 4' x 6' x 1' (122 x 183 x 30.5 cm.) ea. / for sale individually, or as a set / originally used to display back-lit transparency photos (Duratrans), N.B. light boxes do not come with Duratran artwork / brushed-silver single-sided light boxes with snap frame faces / boxes come with switch, electrical cord, ballasts and bulbs / original price for ea. unit: $932 / asking price: $450 ea. / for artistic or commercial use / for indoor use only