After Anthony Thieme, 1888 to1954, oil on canvas painting depicting a garden gate. Unsigned. Framed. Anthony Thieme was a landscape and marine painter and a major figure of the Rockport School of American regional art. He was a contemporary of important Rockport artists Aldro Hibbard, Emil Gruppe, W. Lester Stevens, Antonio Cirino, and Marguerite Pierson. American Paintings And Home Decor Collectibles.