Thought I'd post these here, as they are really clear portraits in uniform of the same vet through the years. I love seeing the nicely posed portraits when they are wearing insignia, etc!
Here is Roy during WWII. He served as an Engineer/Gunner with the 348th BS / 99th BG -
Here is a cool portrait he had taken somewhere around Vietnam (I would say it might have been a few years earlier, but not sure). Love how they superimposed another pic of him in his helmet!:
Here is his official USAF portrait, showing him wearing all his ribbons and insignia as a MSGT: