The backing sheet 34 is formed of a strip of treated paper that has {HEAD ~ an upper surface} with {TAIL ~ a release agent} coating 36 thereon 
with
The backing sheet 34 is formed of a strip of treated paper that has { HEAD ~ an upper surface } with { TAIL ~ a release agent } coating 36 thereon
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH