In the alternative to assembly 22, a specular surface may be formed by {HEAD ~ vapor deposition} of aluminum directly onto {TAIL ~ the surface} 21 of the support 20 
directly onto
In the alternative to assembly 22 , a specular surface may be formed by { HEAD ~ vapor deposition } of aluminum directly onto { TAIL ~ the surface } 21 of the support 20
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH