License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Kitao Masanobu (Santō Kyōden) 北尾政演 (山東京伝). A New Record Comparing the Handwriting of the Courtesans of the Yoshiwara (Yoshiwara keisei shin bijin jihitsu kagami) 吉原傾城新美人自筆鏡, 1784, early spring (Tenmei 4). The Metropolitan Museum of Art.