Well, on the basis of zero knowledge but going on the clues, I'd thought possibly so, and searched a bit. There's a photo on Wikimedia Commons that shows a rather different state of the panel--anyone want to comment?
File:Bell X-1B cockpit 2 USAF.jpg - Wikimedia Commons
(I'm not sure I've got my tone clear in that--I am not at all grumbling about anything, and I did find, eventually, the pic that was set as the challenge.)