What medium is "Madonna and Child Enthroned with Saint Peter and Saint Paul"?

Madonna and Child Enthroned with Saint Peter and Saint Paul is tempera (?) on panel.

Is "Madonna and Child Enthroned with Saint Peter and Saint Paul" in the public domain?

Yes, Madonna and Child Enthroned with Saint Peter and Saint Paul is in the public domain and available for free download under CC0 license.

This artwork was created c. 1430.

c. 1430

Medium

tempera (?) on panel

Dimensions

overall: 53 x 31 cm (20 7/8 x 12 3/16 in.) framed: 56.5 x 33.7 x 6 cm (22 1/4 x 13 1/4 x 2 3/8 in.)

Classification

Painting

Department

CIS-R

Museum

National Gallery of Art, Washington, D.C.

Credit

Samuel H. Kress Collection

Accession Number

1961.9.3

Rights

Public Domain