Antique oil painting portrait study of grandfather and granddaughter in velvet frame

Antique oil painting portrait study of grandfather and granddaughter in velvet frame. English School, circa 1890-1900. Unsigned, artist unknown. Oil on board. Gilt gesso frame. Size of frame: 9.25 x 9.25 inches; Size of portrait: 13.5 x 10.75 inches; Size of front portrait aperture: 4.5 inches square; diameter of centre: 3.5 inches. Weight: 490g (allow 2 kg volumetric weight once packed). Reasonable condition for its age - various superficial marks & scratches and some fading to velvet frame but all part of its charm and character. Priced accordingly.