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