LSBU Archives on Twitter: "@PulpLibrarian We have a whole archives collection from David Singmaster, who had a solution to the Rubik's cube! https://t.co/6lW44MXx3C" / Twitter
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Eastern European Advertisement for Rubik's Cubes | Typography, Rubiks cube, Cube
Régi retro játék újság Bűvös Magazin Rubik kockáról - Vatera.hu