Image courtesy Helmuth Stone Gallery
Auction result
Rock Formation
Thomas Koether (b. 1940)
Unsold / did not meet reserve
Estimate $350 – $700 (≈ £266 – £531) (≈ €296 – €592)
Offered at Helmuth Stone Gallery and passed / bought in. Counted in the artist’s sell-through rate; no price, so not in price averages.
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- Medium
- Oil · Works on paper all oil results →As published: “Oil on Paper”
- Support
- Paper
- Category
- Oil paintings
- Dimensions
- 10.5 x 14.25 in
- Auction house
- Helmuth Stone Gallery
- Sale
- Fine Art, Asian Antiques & Jewelry Auction (183584)
- Date
- November 15, 2020
- Location
- Sarasota, Florida, United States
- Lot
- 218
- Estimate
- $350 – $700 (≈ £266 – £531) (≈ €296 – €592)
- Source
- Auction house helmuthstone.com ↗Retrieved Sep 30, 2026
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Works by Thomas Koether with a longest side of about 36.2 cm (14.3 in) (±20 %).
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Study for Vertical Progression
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