Lot 4 · Post-War & Contemporary Art
A Diagonal Line and a 90° within Three Rectangles
Robert Mangold · graphite on arches paper
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- Estimate
- £3,500–£4,500 hammer ≈ $5,121–$6,584
- Result
- Performance
- Sale
- Christie's — Post-War & Contemporary Art, London (South Kensington) · 4 December 2008
- Dimensions
- 11 x 17in. (28 x 43cm.)
- Record ID
- TB-2026-4984162
- Record
- first seen 28 Jul 2026 · updated 28 Jul 2026 · source ↗
- Cite this record
- TB-2026-4984162 — https://thebasis.art/cite/TB-2026-4984162
Robert Mangold, A Diagonal Line and a 90° within Three Rectangles. Christie's, 4 Dec 2008, lot 4. result recorded. TheBasis.Art, TB-2026-4984162.
Cite this record permanent · resolvable · quotable
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Robert Mangold, A Diagonal Line and a 90° within Three Rectangles. Christie's, 4 Dec 2008, lot 4. result recorded. TheBasis.Art, TB-2026-4984162.
The citation omits the realized price because this record is not unlocked. Everything else in it is complete and permanent.
From the same sale Post-War & Contemporary Art · Dec 2008
| Lot | Artist | Estimate | Result |
|---|---|---|---|
| Untitled | Michel Majerus | £3,000–£5,000 | |
| Untitled | Michel Majerus | £4,000–£6,000 | |
| Untitled (Two Blue Rectangular Pieces in a Room) | Fred Sandback | £3,000–£5,000 | |
| Untitled (One Yellow Rectangular Piece in a Room) | Fred Sandback | £3,000–£5,000 | |
| Cinquemila due Quadretti in più per l'Equilibrio in 61 x 61 + 49 x 49… | Alighiero Boetti | £20,000–£30,000 | |
| Mono Lake Site Mono Lake Non Site | Robert Smithson | £15,000–£20,000 |
Comparable results nearest sold works, same medium & price band
| Artist | Lot | vs. estimate | Result USD, incl. premium | Sale |
|---|---|---|---|---|
| Robert Mangold | Untitled (A, B, C) | $13,860 | Christie's, Apr 2023 | |
| Robert Mangold | Curved Plane/Figure I | Sotheby's, Oct 2024 | ||
| Robert Mangold | Untitled | Doyle, Mar 2026 | ||
| Robert Mangold | Imperfect Circle #3 | Sotheby's, Dec 2021 | ||
| Robert Mangold | Yellow/White Zone | Phillips, Nov 2021 | ||
| Robert Mangold | Semi-Circle I-IV (4 works) | Bonhams, Feb 2023 | ||
| Robert Mangold | Point Traveling Through Space at an Erratic Speed #9 | Rago, Dec 2024 | ||
| Robert Mangold | Plane/Figure | Phillips, Sep 2024 |
The closest sold results by price, artist, and medium — the appraiser's comp set, generated from the corpus. All figures converted to USD at current reference rates.