When was "Reverse ripple frame" created?

This artwork was created late 17th–early 18th century.

What medium is "Reverse ripple frame"?

Reverse ripple frame is Pine back frame with poplar upper moldings..

Yes, Reverse ripple frame is in the public domain and available for free download under CC0 license.

Unknown Artist

late 17th–early 18th century

Medium

Pine back frame with poplar upper moldings.

Dimensions

Overall: 16 3/4 × 14 9/16 in. (42.5 × 37 cm) Sight: 8 15/16 × 6 3/4 in. (22.7 × 17.2 cm) Rabbet: 9 5/8 × 7 13/16 in. (24.4 × 19.8 cm)

Classification

Frames

Culture

Southern Italy (?)

Department

Robert Lehman Collection

Museum

Metropolitan Museum of Art, New York, NY

Credit

Robert Lehman Collection, 1975

Accession Number

1975.1.2523