Salt and Pepper Shakers designed by Robert and Norman Sandfield and Perry McDaniel and produced by TartarusPuzzles LLC."Howdy Fellow Puzzlers,When the guys at TartarusPuzzles LLC reached out to me with the idea of replicating Robert & Norman Sandfield's Salt & Pepper puzzle from 2002 I thought they were nuts.  And when they told me it would be an all metal construction I knew they were nuts.  First of all, my design documentation back then was pretty sketchy so not a lot to start with, but a...