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Fig. 1 | Heritage Science

Fig. 1

From: Congregation leaving the Reformed Church in Nuenen by Vincent van Gogh: a combined multi-instrumental approach to analyse the painting’s stratigraphy in support of varnish removal

Fig. 1

Vincent van Gogh, Congregation Leaving the Reformed Church in Nuenen, January/February 1884 and autumn 1885, oil on canvas, 41.5 cm × 32.2 cm, Van Gogh Museum, Amsterdam (Vincent van Gogh Foundation), before restoration treatment. Left: visible light photography; right: photography of UV-induced fluorescence (filters: 85B and UV 2E pale yellow, Tiffen), image showing the yellow green fluorescence of the varnish layer. Spots of examination mentioned in the text marked: IRn: reflection FTIR spectroscopy; OCTn: Optical Coherence Tomography; PMn: photomicrographs; S1: sample collection spot for Optical Microscopy, SEM-EDS, and FTIR-ATR; TESTn: spots where cleaning tests were performed and monitored by OCT and reflection FTIR spectroscopy

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