Double Torus · reference 390 of 432

Reference 390 — to paper 390

This is a reference only — the reverse fold of paper 390.

• Paper root — 1691da67-5f28-8e9e-94ad-5234cea52b3f
• Reference root — fdf2e76d-b1ac-8faf-8e01-09fe3e988ece

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