File:'Thanksgiving Leaf', --aquatint-- by --Mark Tobey--, 1971.jpg

'Thanksgiving Leaf', aquatint by Mark Tobey, 1971

Licensing
Fair use rationale:
 * 1) This is a historically significant work that could not be conveyed in words.
 * 2) Inclusion is for information, education and analysis only.
 * 3) Its inclusion in the article(s) adds significantly to the article(s) because it shows the subject, or the work of the subject, of the article(s).
 * 4) The image is a low resolution copy of the original work and would be unlikely to impact sales of prints or be usable as a desktop backdrop.