authors: round 4-6 updates (Franz 2018/2025 Касталия, Kalff+Turner handbook Дипак 2015, Schaverien alib-negative); new dossiers: furth-gregg, koch-karl, ottmann-klaus, kalff-martin

authors/ottmann-klaus.md

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+# Klaus Ottmann (Клаус Оттманн)
+
+**EN full name:** Klaus Ottmann (ed.)
+**RU name in print:** Клаус Оттманн
+**Identity anchors:** Google Books (ISBN 0882145541); castalia.ru product description
+**Role:** editor of the Eranos color lectures
+
+## RU editions
+
+| EN title | RU title | Publisher | Year | Pages | Translator | ISBN |
+|----------|----------|-----------|------|-------|------------|------|
+| Color Symbolism: The Eranos Lectures (Spring Publications 2005) | Символизм цвета. Из архивов Эраноса 1972 | Клуб Касталия (М) | (2020s; not in RSL yet) | — | — | 978-5-90811-054-9 |
+
+## Notes
+
+- Section 04 item #38 = ✅. Found via castalia.ru catalog sweep (Phase 2b, 2026-07-09).
+- Castalia product: https://castalia.ru/product/simvolizm-tsveta-iz-arhivov-eranosa-1972
+  (in stock, 1 406 ₽, SKU CAS9785908110549).
+- Publisher description: 1972 Ascona Eranos conference on color as deep symbol; volume «под
+  редакцией Клауса Оттманна» unites lectures by G. Scholem, H. Corbin, E. Benz and others —
+  same editor as the Spring 2005 selection → RU edition of the Eranos 1972 color lectures.
+- NOT in RSL yet (rsl.py "Оттманн" / "9785908110549" — no records; Клуб Касталия lags RSL).
+- Part of Castalia's 8-volume «Из архивов Эраноса» series (see data/castalia-catalog-slugs.txt).