FIG 3 illustrates one possible spacing arrangement in accordance with {HEAD ~ the principles} of {TAIL ~ a preferred form} of the present invention 
of
FIG 3 illustrates one possible spacing arrangement in accordance with { HEAD ~ the principles } of { TAIL ~ a preferred form } of the present invention
OTH OTH OTH 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