Arthur B. Chamberlain, Hans Holbein the Younger, Volume 2… (1913)
“ Dr. Ganz describes it as badly over-painted, and possibly only a copy. Doubts have been thrown from time to time on its right to be called a portrait of Catherine Howard. Mr. Ernest Law considers the attribution to be “very problematical indeed,” and states that it “does not at all accord with the Holbein drawing inscribed as ‘Queen Katherine Howard.’” [408] In this he follows earlier writers. Nichols says that though the position and head-dress of the drawing agree with the miniature, “the features do not appear to correspond.” ”
