Morris Graves, Roman Nightfall Piece, 1938, Pencil and colored ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33322

Morris Graves, Crow, 1942, Charcoal on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35904

Morris Graves, German Nightfall Piece, 1938, Pencil and colored ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33233

Morris Graves, English Nightfall Piece, 1938, Pencil and colored ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33202

Morris Graves, French Nightfall Piece, 1938, Pencil and colored ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33215