Many thanks to 31 respondents who shared their thoughts on
what to do with this frame for my Underwood Electric:
As you can see, simply polishing the aluminum (the Silver Surfer option) is the most popular choice,
and I'm inclined to do that for at least part of the typewriter shell.
Simple choices such as black, white, and red also did well.
Respondents also made the following suggestions:
Thanks for the ideas. I promise not to pimp, and I promise to do it with love!
I'll keep you posted.