Wojciech Weiss. The Japanese Girl (‘Japonka’), 1900 (Muzeum Narodowe w Warszawie, Warsaw).

Oil on canvas: 145 x 96 cm.

Visit > Muzeum Narodowe w Warszawie, Warsaw.
More > Wojciech Weiss at Wikipedia.
More > Wojciech Weiss museum.

Leonardo da Vinci. Lady with an Ermine, ca. 1490 (Muzeum Czartoryskich, Kraków).

Oil on wood: 54 x 39 cm. One of only four portraits of women painted by Leonardo da Vinci. The subject has been identified as Cecilia Gallerani, who was the mistress of Leonardo's employer Ludovico Sforza. Signature in the upper left corner is not original. 

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More > The Da Vinci creative process by Kiszkiloszki.