Portrait of a lady, said to be Madame Anne Jean De La Guillaumie, three-quarter-length, seated before a park landscape — Firmin Massot (Geneva 1766-1849)

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Estimate: £1,000–£1,500 hammer ≈ $1,155–$1,732
Result
Performance
Sale: Bonhams — Old Master Paintings, London, New Bond Street · 14 September 2022
Record ID: TB-2026-529565
Record: first seen 21 Jul 2026 · updated 21 Jul 2026 · source ↗
Cite this record: TB-2026-529565 — https://thebasis.art/cite/TB-2026-529565

Firmin Massot, Portrait of a lady, said to be Madame Anne Jean De La Guillaumie, three-quarter-length, seated before a park landscape. Bonhams, 14 Sep 2022, lot 69. result recorded. TheBasis.Art, TB-2026-529565.

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Firmin Massot, Portrait of a lady, said to be Madame Anne Jean De La Guillaumie, three-quarter-length, seated before a park landscape. Bonhams, 14 Sep 2022, lot 69. result recorded. TheBasis.Art, TB-2026-529565.

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From the same sale Old Master Paintings · Sep 2022

Lot	Artist	Estimate
Portrait of a lady, bust-length, in a red dress 19.2cm (7 9/16in). diameter	Follower Of Alessandro Di Cristofano Allori	£3,000–£5,000
15th Century Saint Francis receiving the Stigmata	Venetian School	£5,000–£8,000
A still life with cabbages, a pie, and various faience and glass obje…	Claude Joseph Fraichot	£6,000–£8,000
Portrait of a lady, three-quarter-length, in a white dress	Circle Of Philip Mercier	£2,800–£3,500
Portrait of a lady, traditionally identified as Françoise d'Aubigné, …	Follower Of Pierre Gobert	£1,800–£2,500
18th Century Hunters and a landlady in a tavern interior	After Ludolf De Jongh	£4,000–£6,000

Comparable results nearest sold works, same medium & price band

Artist	Lot	Result USD, incl. premium	Sale
Firmin Massot	Portrait of a man.	$2,840	Koller, Sep 2025
Firmin Massot	firmin massot \| portrait of armand henri louis jacob tronchi		Sotheby's, Jun 2020
Thomas Rowlandson	Batchelor's fare, bread, cheese and kisses		Bonhams, Sep 2022
Firmin Massot	Portrait of a lady, half-length, in a blue dress and ruff		Christie's, Jul 2013
Firmin Massot	Portrait de Madame Jacques-Amédée Diodati, née Sophie de Mor		Artcurial, Feb 2026
Thomas Rowlandson	'Human nature is fond of Novelty. Pliny'		Bonhams, Sep 2022
Thomas Rowlandson	St Austell, Cornwall		Christie's, Jul 2023
Thomas Rowlandson	The elopement		Christie's, Dec 2023

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.