and Science? Ron Spronk intuition connoisseurship - - PowerPoint PPT Presentation

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and Science? Ron Spronk intuition connoisseurship - - PowerPoint PPT Presentation

Sep 21, 2023 381 likes •688 views

Connoisseurship: Between Intuition and Science? Ron Spronk intuition connoisseurship science intuition connoisseurship science technical examinations intuition connoisseurship

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Connoisseurship: Between Intuition and Science?

Ron Spronk

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intuition connoisseurship science

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intuition connoisseurship science technical examinations

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intuition connoisseurship science

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Gas Chromatographer – Mass Spectrometer (GC-MS)

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Dendrochronology

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Oak trade from the Baltic region Cross section of oak tree trunk

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Number of sapwood rings in 174 living oak trees (from Klein 2003).

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Dendrochronologia vol. 30, no. 1 (2012), p. 49-56

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  • Much larger data set (660 samples) from 43

different locations in southern Finland, Estonia, Latvia, and Lithuania

  • Between 6 and 19 rings in eastern Estonia, Latvia,

Lithuania, 95% confidence limit

  • Sapwood ring numbers generally decrease towards

the east. Dendrochronologia vol. 30, no. 1 (2012), p. 49-56

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Jheronimus Bosch, Haywain, Prado Most recent growth ring: 1499 Earliest possible felling date (1499 + 9 sapwood rings and 2 years for seasoning and transportation): 1510

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Jheronimus Bosch, Haywain, Escorial Most recent growth ring: 1487 Earliest possible felling date (1487 + 9 sapwood rings and 2 years for seasoning and transportation): 1498

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Prado Haywain, detail

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Prado Haywain, detail Prado Haywain, detail (IRR, 1100-1700nm)

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Jheronimus Bosch, Ecce Homo, 71 x 61 cm. Frankfurt, Städel Museum.

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Jheronimus Bosch, Ecce Homo, 71 x 61 cm. Frankfurt, Städel Museum.

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Idem (IRR, 1100-1700nm) Ecce Homo, detail

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Jheronimus Bosch, Ecce Homo, 71 x 61 cm. Frankfurt, Städel Museum.

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IRR macro, 1100-1700 nm

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Temptations of St Anthony triptych Lisbon, Museu Nacional de Arte Antiga.

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Temptations of St Anthony Lisbon, Museu Nacional de Arte Antiga.

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Röntgenfoto

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Lisbon IRR Lisbon X-radiograph Lisbon

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Barnes Foundation Lisbon IRR Lisbon X-radiograph Lisbon

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Philadelphia

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Copy after Jheronimus Bosch, Temptations of St Anthony, mid 16th c. 70 x 52 cm. Barnes Foundation, Philadelphia

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Workshop Jheronimus Bosch? Temptations of St Anthony, 70 x 52 cm. Barnes Foundation, Philadelphia

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