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Grace Knowlton, Untitled Sphere, 1985-86, Design Cast (glass fiber reinforced concrete) over metal structure, graphite© Rago Auctions — view on Rago Auctions website ↗

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Auction result

Untitled Sphere

Grace Knowlton (American, 1932–2020) · 1985-86

$3,048 price realized incl. premium

≈ £2,296≈ €2,725

Hammer $2,400 · with buyer’s premium $3,048

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Medium
Drawing (pencil) · Works on paper all drawing results →
As published: “Design Cast (glass fiber reinforced concrete) over metal structure, graphite”
Category
Drawings
Dimensions
23 h x 26 dia in (58 x 66 cm)
Auction house
Rago Auctions
Sale
Modern Design (auctions/2025/05/modern-design)
Date
May 15, 2025
Location
Lambertville, New Jersey, United States
Lot
216
Estimate
$4,000 – — (≈ £3,013) (≈ €3,576)
Source
Auction house ragoarts.com ↗
Retrieved Oct 5, 2026

View original lot page ↗

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Modern Design · Rago Auctions · May 15, 2025

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