The contents of {TAIL ~ the B register} are then normalized, i.e. returned to {HEAD ~ the original exponent} 
The contents of { TAIL ~ the B register } are then normalized , i.e. returned to { HEAD ~ the original exponent }
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD