"The most sensational art trial of the early twentieth century", according to John Brewer, "Art and Science: A Da Vinci Detective Story", （页面存档备份，存于互联网档案馆） Engineering and Science, No. 1/2 (2005); Brewer's The American Leonardo: A Tale of Obsession, Art and Money (New York: Oxford UP, 2009) is the definitive account of the Hahns' unsuccessful marketing of their painting.
"The most sensational art trial of the early twentieth century", according to John Brewer, "Art and Science: A Da Vinci Detective Story", （页面存档备份，存于互联网档案馆） Engineering and Science, No. 1/2 (2005); Brewer's The American Leonardo: A Tale of Obsession, Art and Money (New York: Oxford UP, 2009) is the definitive account of the Hahns' unsuccessful marketing of their painting.
