Yellow was gone by 1982 and not shown in the 1978 catalog. Given its lid vent style, ash pan and color I'm thinking a 1977 kettle that may have been a demo.....
When you can, (I know you've shown it before) but I'd love to see more.
I will, needs a better cleaning. My first grills didn't get the full treatment...me bad
I need to walk through my original Itis pick ups. Craig what will help for identification? As we are finding out, records for identification are best here.