John Ericsson Memorial, located near the National Mall at Ohio Drive and Independence Avenue, SW, in Washington, D.C., is dedicated to the man who revolutionized naval history with his invention of the screw propeller. The Swedish engineer John Ericsson was also the designer of , the ship that ensured Union naval supremacy during the American Civil War. The memorial was authorized by Congress August 31, 1916, and dedicated May 29, 1926 by President Calvin Coolidge and Crown Prince Gustaf Adolf of Sweden. Congress appropriated $35,000 for the creation of the memorial, and Americans chiefly of Scandinavian descent raised an additional $25,000. Constructed on a site near the Lincoln Memorial between September 1926 and April 1927, the pink Milford granite memorial is high with a diameter base. Sculpted by James Earle Fraser, it features a seated figure of Ericsson high, and three standing figures representing adventure, labor, and vision. The national memorial is managed by National Mall and Memorial Parks. Images See also List of public art in Washington, D.C., Ward 2 References External links John Ericsson Memorial official NPS website 1926 establishments in Washington, D.C. 1926 sculptures Granite sculptures in Washington, D.C. National Mall and Memorial Parks Outdoor sculptures in Washington, D.C. Monuments and memorials on the National Register of Historic Places in Washington, D.C. Sculptures of men in Washington, D.C. Sculptures of women in Washington, D.C. Southwest (Washington, D.C.) Union (American Civil War) monuments and memorials in Washington, D.C. Works by James Earle Fraser (sculptor)