The one that the Youtuber was looking at had all the gauges removed because they had radium paint; honestly, without the gauges it's really only a good demonstrator of how it's completely futile to try to fly a plane without visual cues or instruments due to somatogyral and somatogravic illusions of the vestibular system.
I could only find this [0], but I'm not sure how to find information about radium paint.
[0] https://www.nrc.gov/about-nrc/radiation/around-us/doses-dail...
> The factory manufactured glow-in-the-dark watch dials that used radium to make them luminous.
> The women would dip their brushes into radium, lick the tip of the brushes to give them a precise point, and paint the numbers onto the dial. That direct contact and exposure led to many women dying from radium poisoning.
While I have you here - what do you think of Clickspring? Do you have any cool escapement pictures?