{HEAD ~ The standing frame} 12 is secured to the base 11 utilizing the set screw 25, and the substrate 15 is then mounted in position onto the base 11 so as to cover the central opening 21 and be in {TAIL ~ full engagement} with the registration surface 22 
{ HEAD ~ The standing frame } 12 is secured to the base 11 utilizing the set screw 25 , and the substrate 15 is then mounted in position onto the base 11 so as to cover the central opening 21 and be in { TAIL ~ full engagement } with the registration surface 22
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH