The cylindrical hoppers were scratch built by Jens and his running mate, Grant Minor, then a high school student, now a successful optical engineer.
I need a tutorial on posting videos. Usta know how.
this is what got me into the hobby
The cylindrical hoppers were scratch built by Jens and his running mate, Grant Minor, then a high school student, now a successful optical engineer.
I need a tutorial on posting videos. Usta know how.
this is what got me into the hobby