{HEAD ~ The carriage} 3 is also provided with a pointer 16 which extends in {TAIL ~ a direction} generally parallel to the wire 1 
{ HEAD ~ The carriage } 3 is also provided with a pointer 16 which extends in { TAIL ~ a direction } generally parallel to the wire 1
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH