Watermark 1810: provenance and attribution of a chalk nude
A black-chalk drawing, 24 × 18 cm, shows a seated male nude. It is offered at auction as 'Circle of a major Bolognese artist, late 16th century'. The mount bears a 19th-century inscription naming the artist and a collector's stamp. The paper watermark is dated 1810; the drawing's support is therefore later than the proposed date. Provenance records a 1904 sale in London, a private collection in Valletta from 1950, and a 1975 gift to a family. There is a gap between 1933 and 1945. The auction estimate is €8,000–12,000. The seller refuses to contact the 1975 donor's heirs. The drawing's style is close to known workshop studies, but the hatching is more regular than autograph sheets. The auction house asks you for a condition and provenance report before the sale.
1. Evaluate the date attribution given the watermark and the style.
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The watermark dated 1810 is a terminus post quem for the paper: the drawing cannot be a late 16th-century sheet unless the watermark reading is wrong. The style may imitate 16th-century handling, which is exactly what a later copy or workshop study would do. 'Circle of' is a hedge that still implies an early date; it is inconsistent with the support. The regular hatching supports a later, perhaps academic, copy after a Bolognese model. Recommend dating '19th century (paper watermark 1810), after a Bolognese model' rather than 'late 16th century'. If the watermark is only partly legible, say so and do not build a date on it. The estimate should reflect a copy or reproduction, not an original: €1,500–3,000 rather than €8,000–12,000, subject to condition.
2. Advise on the 1933–1945 provenance gap and the seller's refusal.
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The 1933–1945 gap matters because the drawing could have been in continental Europe during the Nazi-era art trade. The auction house should ask the seller to authorise contact with the 1975 donor's heirs and to release any 1950 collection records. If the seller refuses, the house can still sell, but must disclose the gap and the refusal in the provenance line, and should not claim a clean provenance. Check the collector's stamp against the named collector, and the 1904 sale against the inscription. Do not invent a continuous chain. If the gap cannot be narrowed, catalogue as 'provenance: ...; not traced 1933–1945' and consider a lower estimate or withdrawing if a claim emerges. The ethical duty is transparency, not a guarantee.
3. Recommend catalogue wording and an estimate range.
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Catalogue wording: 'Black chalk on paper, watermark dated 1810; 19th-century drawing after a Bolognese model; bears a 19th-century inscription naming [artist] and a collector's stamp. Provenance: London sale 1904; private collection, Valletta, from 1950; gift 1975; not traced 1933–1945.' The condition report should note the chalk's friability, any foxing, and the mount's acidity. Estimate €1,500–3,000 with a reserve at the lower end. Do not use 'Circle of' in the headline; it implies a date the paper contradicts. If the seller insists on the old attribution, the house should decline the consignment or publish a dissenting note. Recommend the drawing be sold as a study or copy, not as an autograph work.