{TAIL ~ a differentiating register} to store values that differentiate entries in a section of a memory, wherein each value comprises {HEAD ~ a bit position}, a reference value, and a pointer 
{ TAIL ~ a differentiating register } to store values that differentiate entries in a section of a memory , wherein each value comprises { HEAD ~ a bit position } , a reference value , and a pointer
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH