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