• Establish that a work is listed in the catalogue raisonné of the artist
• Consult with expert authorities for a particular artist
• Review history of proven works by artist and research comparable works
• Confirm provenance of an artwork
• Signature analysis
• Computer analysis via x-ray
• Analysis of paint and structural materials such as stretchers, canvas, and panels
• Consult and utilize the International Foundation for Art Research (IFAR) and the Art Loss Register
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