REMOVE

1. tempera on poplar panel
2. The Frick Collection

WHAT

1. Paintings (2)
2. tempera on poplar panel (2)

WHERE

1. European; Southern Europe … (2)

WHO

1. Piero Della Francesca (2)
2. The Frick Collection (2)

WHEN

1. 1452 (2)
2. 1471 (2)
3. c.1415-1492 (2)
4. probably between 1454 and … (2)