 a support column having said light sources mounted thereon, said column being connected to said shaft for {HEAD ~ revolving said light sources} within {TAIL ~ said enclosure} 
within
a support column having said light sources mounted thereon , said column being connected to said shaft for { HEAD ~ revolving said light sources } within { TAIL ~ said enclosure }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL