a plurality of stackable display cases, {HEAD ~ each} having {TAIL ~ front and rear compartments} hingedly mounted for movement towards and away from each other between open and closed positions, 
having
a plurality of stackable display cases , { HEAD ~ each } having { TAIL ~ front and rear compartments } hingedly mounted for movement towards and away from each other between open and closed positions ,
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH