Suma
Oil · Canvas
Helmuth Stone Gallery · Jun 22, 2025$24,570 ≈ £18,216 ≈ €21,337Sign up free to see priceImage courtesy Helmuth Stone Gallery
Auction result
Untitled
Augustus Koopman (American, 1869–1914)
$5,985 hammer plus premium ($4,750 + $1,235 premium)
≈ £4,437≈ €5,198
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- Medium
- Oil · Paintings all oil results →As published: “Oil on Canvas”
- Support
- Canvas
- Signed / inscribed
- Signed lower left
- Category
- Oil paintings
- Dimensions
- 25 x 31 in
- Auction house
- Helmuth Stone Gallery
- Sale
- June 22 Fine Art, Art Glass & Antiques (377620)
- Date
- June 22, 2025
- Location
- Sarasota, Florida, United States
- Lot
- 17
- Estimate
- $6,000 – $12,000 (≈ £4,448 – £8,897) (≈ €5,211 – €10,421)
- Source
- Auction house helmuthstone.com ↗Retrieved Sep 30, 2026
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