Landscape oil painting on wood 19th century Barbizon Signed antique painting

  
Oil painting on wooden panel, reinforced by an oak panel. Signed at the bottom left with a monogram possibly "B"?

French school of the 19th century. Size: 18.5 x 35.8 cm. The wooden panel is slightly curved. Some chipping on the edges. Hand delivery possible in Paris 9th arrondissement.