James McNeill Whistler's "Harmony in Black, No. 10," is his masterpiece, part of a series of three masterpieces in his oeuvre, the first being "Arrangement in Grey and Black, No1, Portrait of the Artist's Mother," the second one "Arrangement in Grey and Black, No.2, Portrait of Thomas Carlyle." The manuscript will cover earlier scholarship, scientific and technical analysis and reveal all the followers who painted after Whistler as they identify this painting can only be by his hand.