Large vintage oil painting portrait of a nude

Large vintage oil painting portrait of a nude with still life of flowers on reverse. English School, circa 1970s. Unsigned, artist unknown. Oil on canvas. Wooden painted frame. Still life of flowers painted on reverse. Size of frame: 26.5 x 22.5 inches. Size of canvas: 21 x 17 inches. Size of front portrait aperture: 20.5 x 16.5 inches. Weight: 2.5 kg (allow 7.5 kg volumetric weight once packed). Reasonable vintage condition - various superficial marks & scratches and some minor knocks to frame but all part of its charm and character. Priced accordingly.