     $6A-$6D/106-109:   AFAC Mantissa

    Kernal-Reference:

     ADC $6A     : $B916 $BA79
     AND $6A     : $B01F
     LDA $6A     : $BB70
     LDY $6A     : $BB29
     ROL $6A     : $BB55
     STA $6A     : $AE6E $B021 $BAAD $BB74

     ADC $6B     : $B910 $BA73
     LDA $6B     : $BB6A
     LDY $6B     : $BB2F
     ROL $6B     : $BB53
     STA $6B     : $AE71 $BA9E $BB6E

     ADC $6C     : $B90A $BA6D
     LDA $6C     : $B03D $BB64
         ($6C),Y : $B066
     LDY $6C     : $BB35
     ROL $6C     : $BB51
     STA $6C     : $AE74 $BA99 $BB68
     STX $6C     : $B044

     ADC $6D     : $B904 $BA67
     ASL $6D     : $BB4F
     LDA $6D     : $BB5E
     LDY $6D     : $B03F $BB3B
     STA $6D     : $AE77 $BA94 $BB62
     STY $6D     : $B046