Jean Antoine Watteau, Study for "The Romancer" (Le Conteur), c. 1716, red chalk; red and black chalk (upper left figure), Cleveland Museum of Art, Cleveland. https://dartabase.art/cite/cleveland/110060

Canaletto, Capriccio: A Palace with a Courtyard by the Lagoon, c. 1750–55, pen and brown ink and brush and gray and black washes over traces of graphite (?); framing lines in pen and brown and black ink, Cleveland Museum of Art, Cleveland. https://dartabase.art/cite/cleveland/111702