FBI National Stolen Art Database – http://www.fbi.gov/about-us/investigate/vc_majorthefts/arttheft/national-stolen-art-file
Representative questions that can be answered with this resource:
- How would a character register something with the National Stolen Art File?
- What are some abstract paintings known to be stolen?
- What are some examples of 16th Century art known to be stolen?
If your story includes art turning up under suspicious circumstances, give this resource a try. The database can be searched by Type of object (Including book, crucifix, paintings, sculptures, tapestry and many more), title, maker, period, and “additional data.”
Search results sometimes have detailed descriptions. Records will contain the following fields: Description, Category, Maker, Materials, Measurements, Period and Additional Information. Not all fields will have information.