Study for Vertical Progression
Oil · Board
Helmuth Stone Gallery · Sep 13, 2026Unsold / did not meet reserveImage courtesy Helmuth Stone Gallery
Auction result
Untitled
Thomas Koether (b. 1940)
$126 hammer plus premium ($100 + $26 premium)
≈ £93≈ €108
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- Medium
- Oil · Works on paper all oil results →As published: “Oil on Paper”
- Support
- Paper
- Category
- Oil paintings
- Dimensions
- 11.5 x 16 in
- Auction house
- Helmuth Stone Gallery
- Sale
- Modern, Fine Art, Glass, Antique Auction (383721)
- Date
- August 17, 2025
- Location
- Sarasota, Florida, United States
- Lot
- 230
- Estimate
- $200 – $400 (≈ £148 – £295) (≈ €171 – €343)
- Source
- Auction house helmuthstone.com ↗Retrieved Sep 30, 2026
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