PERPETUAL MARBLE MACHINE KINETIC NO HAY MáS DE UN MISTERIO

"I bought this for my wife's birthday,she loves marbles and we look at the videos on U-Tube with the marble machines. This is a perfect miniature replica of these machines well suited for a table top and very high quality construction, highly recommend it." Marble Machine "Duality" - HandmadeThose partners may have their own information they’ve c