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![The Spiralist](https://the-public-domain-review.imgix.net/essays/the-spiralist/spiralist-feature.jpg?w=600&h=1200&auto=format,compress)
Why do helical seashells resemble spiralling galaxies and the human heart? Kevin Dann leads us into the gyre of James Bell Pettigrew’s Design in Nature (1908), a provocative and forgotten exploration of the world’s archetypal whorl. more