van der Vaardt, Jan. "Violin and bow hanging from door". Devonshire Collection. Chatsworth House UK: Bridgeman Art Library. Archived from the original(Painting) on 21 February 2014. Retrieved 15 April 2012.
van der Vaardt, Jan. "Violin and bow hanging from door". Devonshire Collection. Chatsworth House UK: Bridgeman Art Library. Archived from the original(Painting) on 21 February 2014. Retrieved 15 April 2012.