On the reverse infrared photography revealed, beneath a later canvas layer, inscriptions in the handwriting of Joseph Stieler. These inscriptions reference the depicted subject (Katerina Botsari), her birthplace (Ioannina), her birth year as circa (1818-1820), and her father’s name (Markos Botsaris). Additionally, the artist signs his name and indicates that the work was created in Munich in 1841. The final line of the revealed inscriptions briefly notes ‘Nymphenburg 184271 x 57 cm91 x 78.5 cm (with frame)