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Campione has become known for her unique specialism in dolls, doll houses, automata, birdcages and corkscrews.

There, in the Morris Museum’s collection of mechanical musical instruments and automata, is a music box from around 1877.

Perhaps the message was hinting at the aliens’ appearance, morse code, cellular automata or the genetic secrets of E.T.

Applying pen to paper, the mathematicians constructed the concept of cellular automata, dynamical entities made up of shaded or unshaded cells skipping across a two-dimensional grid.

Image: Public Domain Before they were surrogates for class fear, though, automata in Europe were spectacles.