20 of 442 ids checked against the materials Wikidata records named a different concept (4.5%), read 2026-09-08
heightened
The Art Institute of Chicago, Cleveland Museum of Art and Cooper Hewitt, Smithsonian Design Museum12 as in Pen and brown ink, with brush and brown wash, heightened with touches of opaque white watercolor, on cream laid paper, Black chalk, heightened with white chalk and lead white, partially oxidized, over stylus underdrawing, on cream laid paper, point of brush and gray and black wash, brush and gray and black wash, heightened with white gouache, charcoal (stumped in places) heightened with white chalk; black chalk with pen and brown ink and 8 more
