VOL. CCLXXXIII · NO. 15,207 SAMEDI, LE 21 MARS, 2026 ÉDITION SPÉCIALE · VERNISSAGE

La Gazette des Arts

“Chronicling beauty since the age of enlightenment” — Est. 1743 — Paris

LOUVRE CONFIRMS AUTHENTICITY OF NEWLY DISCOVERED DA VINCI PANEL, ESTIMATED VALUE €340M ◆ UFFIZI GALLERY PROPOSES JOINT EXHIBITION WITH LOUVRE FOR AUTUMN 2026 SHOWING ◆ RESTORATION TEAM REVEALS HIDDEN SECOND PORTRAIT BENEATH PRIMARY COMPOSITION USING X-RAY FLUORESCENCE ◆ LOUVRE CONFIRMS AUTHENTICITY OF NEWLY DISCOVERED DA VINCI PANEL, ESTIMATED VALUE €340M ◆ UFFIZI GALLERY PROPOSES JOINT EXHIBITION WITH LOUVRE FOR AUTUMN 2026 SHOWING ◆ RESTORATION TEAM REVEALS HIDDEN SECOND PORTRAIT BENEATH PRIMARY COMPOSITION USING X-RAY FLUORESCENCE ◆
DÉCOUVERTE
BREAKING

LOST LEONARDO DISCOVERED IN FLORENTINE ESTATE VAULT AFTER FIVE CENTURIES

Panel Painting Depicting the Muse Calliope Authenticated by Three Independent Laboratories; Art World Hails “Greatest Find Since the Salvator Mundi”

BY ARTS CORRESPONDENT  |  10:15 CET  |  DISPATCH #A-5207

AUTHENTICATION SCORE
0% 97% VERIFIED 100%
Provenance verification completed across three independent laboratories: the Opificio delle Pietre Dure in Florence, the Centre de Recherche et de Restauration des Musées de France in Paris, and the Hamilton Kerr Institute in Cambridge. Pigment analysis, dendrochronology, and infrared reflectography all consistent with Leonardo’s known working methods, circa 1498–1502.

The art world was shaken to its foundations this morning when officials at the Louvre confirmed the authentication of a previously unknown panel painting by Leonardo da Vinci, discovered seven months ago in the sealed vault of a Florentine estate belonging to descendants of the Medici banking family. The work, an exquisite oil-on-poplar depiction of the muse Calliope holding a golden stylus and an unfurled scroll, measures approximately 62 by 47 centimetres and is in a state of preservation that experts have described as nothing short of miraculous.

“One stands before it and feels the centuries dissolve. The sfumato is unmistakable — those transitions of light and shadow that no follower could replicate. This is Leonardo at the height of his powers, and it has been waiting for us in the dark for five hundred years.”
— Dr. Isabelle Moreau, Chief Curator of Italian Painting, Musée du Louvre

The authentication process, which began in strict secrecy last September, involved a consortium of the world’s foremost Renaissance scholars. Dendrochronological analysis of the poplar wood panel dated the timber to the late fifteenth century, consistent with Leonardo’s Milanese and Florentine periods. Pigment samples revealed the characteristic use of lead white, verdigris, and ultramarine that typified his palette, while infrared reflectography exposed extensive underdrawing in Leonardo’s distinctive left-handed hatching style.

The discovery has already prompted intense discussion among auction houses, with both Christie’s and Sotheby’s quietly signalling interest in facilitating a private treaty sale should the Medici descendants choose to part with the work. However, the Italian government has invoked its cultural patrimony laws, asserting a right of first refusal that could complicate any international transaction. The Uffizi Gallery in Florence has publicly proposed a joint autumn exhibition with the Louvre, suggesting the panel be displayed in both cities before any permanent placement is decided.

AUCTION
NOMINAL

Christie’s and Sotheby’s Both Signal Interest in Private Treaty Sale

BY MARKET CORRESPONDENT  |  09:30 CET

Both major auction houses have discreetly communicated their willingness to facilitate a private treaty sale of the Leonardo panel, should the Medici descendants elect to sell. Market analysts estimate the work could command between €280 million and €400 million, placing it in the rarefied company of the Salvator Mundi, which sold for $450 million in 2017. However, Italy’s cultural patrimony regulations present a significant complication, and legal experts caution that export permission is far from assured.

CRITIQUE
NEEDS RESPONSE

Three Art Historians Question Attribution Despite Laboratory Consensus

BY SCHOLARLY AFFAIRS  |  11:05 CET

Not all voices in the art historical community have joined the chorus of celebration. Professor Martin Kemp of Oxford, Dr. Carmen Bambach of the Metropolitan Museum, and Dr. Frank Zöllner of Leipzig University have each published preliminary assessments expressing reservations about aspects of the attribution. Their concerns range from the unusually well-preserved varnish layer to certain compositional choices they consider atypical of Leonardo’s mature period. The three independent laboratories stand firmly behind their findings.

CONSERVATION
ADVISORY

Climate Protocols for Transport of 500-Year-Old Panel Require International Coordination

BY LOGISTICS DESK  |  08:00 CET

The proposed joint exhibition between the Louvre and the Uffizi presents formidable conservation challenges. Panel paintings of this age are extraordinarily sensitive to fluctuations in temperature and humidity, and the overland journey from Florence to Paris — even in a climate-controlled art transport vehicle — carries inherent risk. Conservators from both institutions are now drafting a joint protocol that would maintain the panel at precisely 21°C and 45% humidity throughout transit, with real-time telemetry monitoring every fifteen seconds.

LE BUREAU DE L’ÉDITEUR

CARNET D’ART — Correspondance

À L’ÉDITEUR — PARIS, 08:30 CET:

“Monsieur l’Éditeur — is it truly possible that a Leonardo of this significance could remain hidden for five centuries? How was it not discovered during previous inventories of the Medici collections?”

DE LA RÉDACTION — 08:35 CET:

It is less improbable than one might suppose. The Medici collections were vast and frequently dispersed across multiple properties, some of which changed hands repeatedly during the upheavals of the eighteenth and nineteenth centuries. The vault in question was sealed during renovations in 1847 and, through a combination of administrative oversight and the Florentine talent for forgetting what lies behind locked doors, was not reopened until last August when structural engineers were assessing the building. C’est la providence, perhaps — the very neglect that hid the painting also preserved it in conditions remarkably close to those a modern conservator would prescribe.

À L’ÉDITEUR — FLORENCE, 09:15 CET:

“The sceptics raise fair points about the varnish. Quel est votre avis — should we be concerned that three respected scholars have reservations?”

DE LA RÉDACTION — 09:20 CET:

Scholarly scepticism is the immune system of art history — it protects the discipline from false attributions. That said, the three dissenters have not yet examined the panel in person; their reservations are based on published photographs and preliminary reports. The laboratory consensus, by contrast, rests on direct physical and chemical analysis. We would counsel patience: the full technical dossier is expected within a fortnight, and it will provide the evidentiary basis for a more definitive scholarly judgment. In the meantime, the 97% authentication score speaks with considerable authority.

À L’ÉDITEUR — LONDON, 10:00 CET:

“When may the public expect to see la Musa? Will both the Paris and Florence exhibitions be open to the general public, or shall this remain une affaire privée?”

DE LA RÉDACTION — 10:05 CET:

The current plan calls for a public opening in September, first at the Uffizi and subsequently at the Louvre. Both institutions have committed to broad public access — this will emphatically not be a private viewing. Timed-entry tickets will be offered to manage the anticipated crowds, and pre-registration is expected to open in April. We understand that both museums are also planning extensive digital companions, including ultra-high-resolution imaging that will allow remote visitors to examine the brushwork at magnifications exceeding what the naked eye can perceive. L’art appartient à tous.