A bengal with the “very analog” instrument: a classic Jaymar toy piano. My parents found one of these on someone's curbside several years ago – it's amazing what people throw out. When I tried it out, I immediately recognized it as the instrument used in recordings of John Cage's Suite for Toy Piano.
Thanks to everyone who has been submitting photos in the past week or so. I'm a little backlogged at the moment, but I will get to posting them all, among all the other articles I want to write for this forum.