Pastel Painting / Drawing Landscape

Vintage pastel artwork of rustic bridge, trees and country house. There is matte glass over the art. The exterior of frame measures 18”w x 21” h. The inner section including the linen mat is 12”w x 14.5” h. I don’t know how large the drawing / Painting is. The frame has a depth of approximately 2”. There is some vintage wear. The bottom section of the linen mat has some discoloration. Artwork frame vintage frame painting pastel drawing landscape