Emil Carlsen : <i>Falls</i>, ca.1928.
Emil Carlsen : <i>Study for the archway</i>, ca.1928.
Emil Carlsen : <i>Campbell Falls</i>, 1928.
Emil Carlsen : <i>Little bridge</i>, 1928.
Emil Carlsen : <i>The cataract</i>, ca.1912.
Emil Carlsen : <i>Mist and rainbow</i>, ca.1912.
Emil Carlsen : <i>Niagara Falls</i>, ca.1912.
Emil Carlsen : <i>Niagara Falls [from Terrapin Point]</i>, ca.1912.
Emil Carlsen : <i>Above Niagara Falls</i>, 1912.
Emil Carlsen : <i>Moonlight on Niagara</i>, ca.1912.
Emil Carlsen : <i>Niagara</i>, ca.1912.