Bill Ghio asked: "Any one seen one like this? Ideas on what trade it might have
been created for?

>  https://www.flickr.com/photos/77280442@N.../sets/72157648523527328/"
>https://www.flickr.com/photos/77280442@N.../sets/72157648523527328/ <

It might originally have been made to be held in an ordinary bench vise, to be
tilted and turned so that a workpiece can be attacked from different sides. Sort
of a home-made patternmakers' or carvers' vise.

Tom Conroy
Berkeley