As I was searching for information, Google gave me this link to the Airpigz website:
http://airpigz.com/blog/2014/1/6/my-dad-bailed-out-of-this-exact-navy-museum-n3n.html
It tells the story of the donor of that Pensacola aircraft: Ed Prose. It also includes a couple of photos of Martt Clupper’s father Robert jumping out of (then) N3NP, here’s a photo: