{TAIL ~ The operator} then selects a plurality of {HEAD ~ vertically spaced measuring points} along the front and side outline maps 
{ TAIL ~ The operator } then selects a plurality of { HEAD ~ vertically spaced measuring points } along the front and side outline maps
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH