How about fingernails painted as typewriter keys:
I wonder if you can use White Out to remove stains.
I know, bad joke.
Finally, here is a typewriter-themed hotel room in Singapore:
We have our own passion for typewriters, as you’ll see in this public service announcement — and we were inspired to create our own typewriter-themed notecards. While we started out with images from our own antique typewriter collection, below is one of the newest cards, an image from the amazing Martin Howard Collection.