Double Torus · reference 239 of 432

Reference 239 — to paper 239

This is a reference only — the reverse fold of paper 239.

• Paper root — 456574a9-d20c-8d1e-afa1-2b98ef1d2068
• Reference root — 940bbbff-133b-8735-a3dd-d2d7296a3302

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