Sill, G. G. (1989). Realism & romanticism in nineteenth-century New England seascapes: September 15-November 29, 1989, Whitney Museum of American Art, Fairfield County. New York, N.Y.: Whitney Museum of American Art.

Sill, Gertrude Grace. Realism & Romanticism in Nineteenth-century New England Seascapes: September 15-November 29, 1989, Whitney Museum of American Art, Fairfield County. New York, N.Y.: Whitney Museum of American Art, 1989.

Sill, Gertrude Grace. Realism & Romanticism in Nineteenth-century New England Seascapes: September 15-November 29, 1989, Whitney Museum of American Art, Fairfield County. New York, N.Y.: Whitney Museum of American Art, 1989.