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Product Description
The Perko Pair is a famous pair of knots that for a long time were thought to be different, but later were famously revealed to be the same by Kenneth Perko in 1973. This model is a knot conformation midway between the two original projections of this one knot.
To read more about the Perko knot and to download 3D-printable files, check out our articles on Hacktastic:
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