Does anyone know where the basic design concept used in these jigs came from?
The first one I know is Jerry Glasser.
His was a big wooden one that has a pivot point on the floor.
Maybe we can find a photo
Just imagine a varigrind about 4 feet high
**** edit confirmation .***
AAW journal spring 2006 article by Alan Lacer
View attachment 24288
Your description of a bar reminds me of the Tormek jigs.