Sindelar Traveling Tool Museum. 8:39 video.
https://www.youtube.com/watch?v=hapqlje6O5s
Previously:
https://www.homemadetools.net/forum/...969#post171728
https://www.homemadetools.net/forum/...221#post165459
https://www.homemadetools.net/forum/...445#post166279
https://www.homemadetools.net/forum/...8939#post88345