Posted by Kaegi [172.68.189.34] on Saturday, December 09, 2017 at 00:47:25 :
In Reply to: Re: Black out marker light lenses plastic? posted by Snowbird [108.162.238.104] on Friday, December 08, 2017 at 23:29:43 :
plastics started finding there way into things in WW2. eg early WCs have all pot metal knobs on the dash controls and late WCs have plastic knobs.