The magnetic tape cartridge 1 wherein the light transmissive TT aperture is {HEAD ~ a physical hole} extending through {TAIL ~ the tape} 
extending through
The magnetic tape cartridge 1 wherein the light transmissive TT aperture is { HEAD ~ a physical hole } extending through { TAIL ~ the tape }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL