Antique Scottish river landscape oil painting of watermill and castle

Antique Scottish river landscape oil painting of watermill and castle. Scottish School, circa 1890-1900. Unsigned, artist unknown. Oil on canvas. Wooden (teak) frame (more modern). Depicts a watermill in the foreground with mountains and castle in the background. Size of frame: 21.5 x 15.75 inches; Size of canvas: 18 x 12 inches; Size of front painting aperture: 17.5 x 11.5 inches. Weight: 915g (allow 6 kg volumetric weight once packed). Condition commensurate with age - various superficial marks & scratches, craquelure and some minor knocks to teak frame but all part of its charm and character. Priced accordingly.