A spline cord is then disposed in {HEAD ~ the groove} of {TAIL ~ the side members} of the frame by displacing the positioner along the entire length of the grooves in the side members while forcing the spline cord in the groove over a portion of the fabric 
of
A spline cord is then disposed in { HEAD ~ the groove } of { TAIL ~ the side members } of the frame by displacing the positioner along the entire length of the grooves in the side members while forcing the spline cord in the groove over a portion of the fabric
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH