Tom Keating did this with a few of his forgeries -- took the location of a known painting and then mentally turned 90 or 180 degrees. https://www.youtube.com/w

Tom Keating did this with a few of his forgeries -- took the location of a known painting and then mentally turned 90 or 180 degrees. https://www.youtube.com/watch?v=AyA8fkMJcDE https://www.youtube.com/watch?v=AyA8fkMJcDE