Vintage Mexican Dona Rosa Signed Black Clay Mask, Oaxaca Mexico Pottery

A very rare piece this vintage circa the 1970s Mexican Dona Rosa signed black pottery wall hanging mask will be a stand out attention grabber! Marked on its reverse: Dona Rosa SB ( for San Bartolo), Coyotepec, Oaxaca, Mexico. Dimensions: Height: 16.5cm / 6.49in Width: 17cm / 6.69in Depth: 7.5cm / 2.95in Condition: In great vintage condition with some scuff marks to the glaze here and there commensurate with age. Please see the photos.