Above:Solved
The above is currently the only image for this item.
One rotating circle and one plunger rotate and move several pieces that look like pills.
The name is preliminary because it is unknown whether the inventor gave ithe puzzle one.
Image 1:
Courtesy, The Lilly Library, Indiana University, Bloomington, Indiana
The first year of production is unknown but Jerry Slocum acquired his sample in 1987.
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