Lot 85 · Valuable Books and Manuscripts
Autograph letter signed ('M. Planck') to an unidentified colleague [the mathematician Ernst Richard Neumann], Berlin-Grunewald, 6 June 1922.
.jpg?mode=max)
Sign in to download a work market report (PDF) — placement, comparables, and the artist's market, generated from the record.
- Estimate
- £6,000–£9,000 hammer ≈ $7,746–$11,619
- Result
- Performance
- Sale
- Christie's — Valuable Books and Manuscripts, London · 12 July 2023
- Dimensions
- In German. Two pages, 178 x 112mm, bifolium
- Record ID
- TB-2026-3344950
- Record
- first seen 28 Jul 2026 · updated 28 Jul 2026 · source ↗
- Cite this record
- TB-2026-3344950 — https://thebasis.art/cite/TB-2026-3344950
Planck, Max. 1858-1947., Autograph letter signed ('M. Planck') to an unidentified colleague [the mathematician Ernst Richard Neumann], Berlin-Grunewald, 6 June 1922. Christie's, 12 Jul 2023, lot 85. result recorded. TheBasis.Art, TB-2026-3344950.
Cite this record permanent · resolvable · quotable
Appraisal reports, insurance claims, catalogue entries and footnotes. The identifier never changes, and anyone can resolve it back to this page at https://thebasis.art/cite/TB-2026-3344950.
Planck, Max. 1858-1947., Autograph letter signed ('M. Planck') to an unidentified colleague [the mathematician Ernst Richard Neumann], Berlin-Grunewald, 6 June 1922. Christie's, 12 Jul 2023, lot 85. result recorded. TheBasis.Art, TB-2026-3344950.
The citation omits the realized price because this record is not unlocked. Everything else in it is complete and permanent.
From the same sale Valuable Books and Manuscripts · Jul 2023
| Lot | Artist | Estimate | Result |
|---|---|---|---|
| Vaticinia Pontificum , in Latin and Italian, 7 leaves from an illustr… | Pseudo-Joachim de Fiore (late 13th century) | £3,000–£5,000 | |
| Animal Farm , a collection of c.265 animation cels from the Halas and… | Halas and Batchelor studios (1940-1986) | £8,000–£12,000 | |
| On the Origin of Species by Means of Natural Selection . London: John… | DARWIN, Charles Robert (1809-1882) | £80,000–£120,000 | |
| A Collection of Etruscan, Greek and Roman Antiquities from the Cabine… | HAMILTON, Sir William (1730-1803) and Pierre François Hugues, Baron d'HANCARVILLE (1719-1805). | £70,000–£100,000 | |
| The British Herbal. London: printed for T. Osborne and J. Shipton and… | HILL, Sir John (1716?-1775) | £9,000–£12,000 | |
| The Divine Warrior Battling the Beast, and The Beast Cast into the Po… | Master of the Burckhardt-Wildt Apocalypse | £40,000–£60,000 |
Comparable results nearest sold works, same medium & price band
| Artist | Lot | vs. estimate | Result USD, incl. premium | Sale |
|---|---|---|---|---|
| Planck, Max. 1858-1947. | ‘Das Prinzip der Relativität und die Grundgleichungen der Me | $16,903 | Christie's, Dec 2025 | |
| Einstein, Albert. 1879-1955. | Typed letter signed ('A. Einstein') to Elsa Branden of the p | Christie's, Jul 2023 | ||
| Andy Warhol | Marilyn Invitation (Castelli Graphics) | Bonhams, Nov 2022 | ||
| Andy Warhol | Flowers | Rago, Jun 2024 | ||
| Andy Warhol | Grapes (see F. & S. 191) | Phillips, Mar 2025 | ||
| Andy Warhol | Fish | Rago, Feb 2022 | ||
| Andy Warhol | Temple of Dendor | Sotheby's, Sep 2023 | ||
| Einstein, Albert. 1879-1955. | fine autograph letter and photograph, both signed ("a. einst | Sotheby's, Dec 2017 |
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.