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Image courtesy Helmuth Stone Gallery

Auction result

Untitled

Augustus Koopman (American, 1869–1914)

$5,985 hammer plus premium ($4,750 + $1,235 premium)

≈ £4,469≈ €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 (≈ £4,481 – £8,961) (≈ €5,211 – €10,421)
Source
Auction house helmuthstone.com ↗
Retrieved Sep 30, 2026

View original lot page ↗

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Also in this sale

June 22 Fine Art, Art Glass & Antiques · Helmuth Stone Gallery · Jun 22, 2025

All Helmuth Stone Gallery results →

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