Lippo Memmi, Madonna and Child with Donor, 1325/1330, tempera on panel, National Gallery of Art, Washington. https://dartabase.art/cite/nga/13

Giotto, Madonna and Child, c. 1310/1315, tempera on poplar panel, National Gallery of Art, Washington. https://dartabase.art/cite/nga/397

Lippo Memmi, Saint John the Baptist, probably c. 1325, tempera on panel, National Gallery of Art, Washington. https://dartabase.art/cite/nga/434

Grifo di Tancredi, Saint Peter, c. 1310, tempera on panel, National Gallery of Art, Washington. https://dartabase.art/cite/nga/34

Grifo di Tancredi, Christ Blessing, c. 1310, tempera on panel, National Gallery of Art, Washington. https://dartabase.art/cite/nga/33