3741844 Folio from a \'Shahnama\' (Book of kings) by Firdawsi (d.1020); recto: The Combat between Kay Khosrow and Afrasiyab and Afrasiyab\'s retreat; verso: text from the story of Kay Khusraw, detached manuscript folio, probably 16th century (ink on paper) by Persian School, (16th century); 34.4x24.1 cm; Arthur M. Sackler Gallery, Smithsonian Institution, USA; (add.info.: 13 9/16 x 9 1/2 in); Arthur M. Sackler Gallery, Smithsonian Institution; Purchase--Smithsonian Unrestricted Trust Funds, Smithsonian Collections Acquisition Program, and Dr. Arthur M. Sackler; Persian, out of copyright.