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The largest art theft in world history occurred in Boston on March 18, 1990 when thieves stole 13 pieces, collectively and altogether worth $500 million, from the Isabella Stewart Gardner Museum. Among the pieces stolen was Vermeer's The Concert, which is considered to be the most valuable stolen painting in the world.
The Milkmaid by Johannes Vermeer. New York: The Metropolitan Museum of Art. ISBN 9781588393449. Liedtke, Walter A. (2001). Vermeer and the Delft School. Metropolitan Museum of Art. ISBN 9780870999734. Kreuger, Frederik H. (2007). New Vermeer, Life and Work of Han van Meegeren.