What year was Mount Rushmore finished?
1941
1908
1889
1908
1876
1889
1924
1905
1908
1907
1904
1876
1926
1889
1924
1905
1922
1913
1908
1907
1904
1876
1926
1889
1924
1905
1922
1921
1908
1907
1904
1876
1923
1926
1889
1924
1913
1905
1886
1909
1908
1890
1915
1907
1876
1889
1924
1905
1922
1883
1904
1921
1923
1908
1876
1926
1889
1927
1924
1913
1886
1905
1909
1908
1890
1915
1907
1922
1883
1904
1885
1921
1889
1876
1923
1926
1884
1927
1924
1913
1886
1908
1889
1905
1903
1909
1879
1890
1887
1915
1880
1908
1907
1922
1883
1904
1885
1921
1876
1923
1926
1889
1872
1884
1927
1896
1924
1881
1913
1886
1905
1903
1909
1908
1879
1890
1887
1915
1880
1875
1907
1922
1883
1904
1912
1885
1921
1876
1923
1926
1889
1872
1902
1884
1927
1896
1924
1881
1913
1886
1905
1933
1936
1928
1903
1909
1908
1879
1890
1887
1915
1880
1888
1875
1933
1907
1922
1883
1869
1904
1912
1885
1936
1921
1876
1923
1928
1933
1926
1889
1938
1872
1902
1925
1891
1884
1927
1896
1924
1881
1936
1928
1935
1937
1933
1913
1906
1886
1905
1903
1909
1925
1908
1910
1916
1879
1890
1887
1880
1929
1930