As will be described below, {HEAD ~ the position} of pointer 16 relative to scale 4 indicates {TAIL ~ the tension} in wire 1 
indicates
As will be described below , { HEAD ~ the position } of pointer 16 relative to scale 4 indicates { TAIL ~ the tension } in wire 1
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH