Acquisition position
Unknown maker or artist · Photography · Crafoord Auktioner Lund
Acquisition position
Potential market value
Evidence strength
Market anomaly
Risk profile
Investigation rationale
Decision guardrails
Visual laboratory
Object record
Foto. Shirakawa, Yoshikazu, japansk fotograf, (1935-2022). Eternal America. Preword by William O. Douglas. Essay by Sigurd F. Olson. Published by Kodansha International Ltd., Tokyo & New York, 1975. Första upplagan. Folio i ett grått blindtextat linneband och ett färgillustrerat och textat skyddsomslag. Genomillustrerad med en blandning av färgbilder och svart-vita bilder. 228 sid. + utvikbar karta på slutet. Proveniens. Lars Nilssons (Höganäs) samling fotografisk litteratur. Mäter ca. 38 cm. x 27 cm.
Identity resolution
Ranked from independent evidence. Confirmation or rejection becomes controlled training data.
Visual 0% · Name 57% · Marks 25% · Material 40%
31% combined confidenceVisual 0% · Name 57% · Marks 25% · Material 40%
31% combined confidenceVisual 0% · Name 57% · Marks 25% · Material 40%
31% combined confidenceVisual 0% · Name 57% · Marks 25% · Material 40%
31% combined confidenceVisual 0% · Name 57% · Marks 25% · Material 40%
31% combined confidenceVisual 0% · Name 34% · Marks 25% · Material 40%
27% combined confidenceVisual 0% · Name 32% · Marks 25% · Material 40%
27% combined confidenceVisual 0% · Name 29% · Marks 25% · Material 40%
26% combined confidenceVisual 0% · Name 28% · Marks 25% · Material 40%
26% combined confidenceClosed deal feedback
Enter the verified hammer price after the auction closes. Only verified outcomes become calibration data.
Learning guardrail
Global research evidence
Thomas Hart Benton (American, 1889–1975)
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoWillem de Kooning American, born Netherlands, 1904–1997
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoClaes Oldenburg American, born Sweden, 1929-2022
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoJacob Lawrence American, 1917-2000
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoWalker Evans American, 1903–1975
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoAlexander Calder American, 1898–1976
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoThomas Hart Benton American, 1889-1975
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoRichard Estes American, born 1932
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoJohn Vachon American, 1914-1975
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoWalker Evans American, 1903–1975
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoWalker Evans American, 1903–1975
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoNicolai Remisoff American, born Russia, 1887-1975
0% similarityCheck object rights; API metadata is openComparable logic
| Comparable ID | Match | Price | Reasons |
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Automatic signature module
The local engine detects and isolates candidate regions, searches the trusted mark library and runs conservative signature forensics. Optional AI interprets unreadable regions and creates research queries without changing the forensic verdict.
The module runs during normal analysis when a local image is available.
Marks laboratory
110 independent methods generate cleanup variants, stroke and symbol descriptors, library matches, trust controls and conflict warnings.
Signature forensics
This does not declare a signature genuine. It measures fit against a multi-source reference set, confusing signers and natural variation.
Run mark matching first, then compare the questioned signature against a sufficiently broad trusted reference set.