For sale is a mid-century GILBERT TWIN RINGS DECOUPLING PUZZLE from the A.C. Gilbert Company, New Haven, Connecticut. This magic trick or puzzle challenge consists of whether you can untangle the metal rings. Strength is not the solution. The metal rings must be coupled through specific choreographed steps. Sale includes an instruction card for decoupling the rings. Sale includes two separate twin rings so you can race your opponent. An interesting collectible.
In 1909, Alfred Carlton Gilbert, a magician, and his friend John Petrie founded the Mysto Manufacturing Company in Westville, Connecticut to provide supplies for magic shows. In 1916, the name of the company was changed from the Mysto Manufacturing Company to the A. C. Gilbert Company. Their “Mysto Magic” magician’s sets were marketed from the 1910s until the 1950s. The sets contained a variety of objects including interlocking rings, playing cards, and a magic wand.