Double Torus · reference 69 of 432

Reference 69 — to paper 69

This is a reference only — the reverse fold of paper 69.

• Paper root — 5bc5cf70-2240-8bb5-af1b-ea786150991b
• Reference root — d6221b4a-b4d4-8b0d-8dfa-6b94b26a8ad5

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