A landscape with figures oil on oak wood Dutch school 17th C. small restoration, minor faults on the pictorial layer back with collection stamp - heraldic shield topped by Duke coronet Dimensões (altura x comprimento x largura) - 38 x 58 cm Notes: label attributing authorship to Ludolf Jongeh (1616-1679), back with glued paper referring to a certificate issued by Dr. Gustav Gluck (1871-1952), Austrian art historian, author of several important Dutch art books.