providing a plurality of base sheets {HEAD ~ each} having {TAIL ~ opposed faces} and at least one interior edge surrounding and defining an aperture 
having
providing a plurality of base sheets { HEAD ~ each } having { TAIL ~ opposed faces } and at least one interior edge surrounding and defining an aperture
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH