Bowen Knot - Wikipedia

The valknut is a symbol consisting of three interlocked triangles. It appears on a variety of objects from the archaeological record of the ancient Germanic peoples. The term valknut is derived from the modern era, and the term or terms used to refer to the symbol during its historical employment is unknown.

It is an ancient symbol used by several cultures, and remains in common use today. It belongs to a class of symbols which are called valknute in Norway.[4]

If all four corners of the bowtie are in play at the same time, this is pretty much the most personalized

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