
Crick and Watson's DNA Molecular Model
1953
1953
1953
1920-1950
1920-1960
1918
1934
1935
1926-1932
1915-1918
1920-1925
1960
1948-1953
(1962); 1982
1959
1918-1920
1919
1925-1958
1912
1923
1949
1949
1925-1935
1915-1925
1920-1950
1920-1950
1930-1960
1920-1950
c.1912
1830 (original); 1967 (model)
1910-1926
1915
1948-1950
circa 1956-1959
1914
1926
1948
1946
1950-1959
1955
1950-1959
1955
1943
1948
1957
1962
circa 1960
1957
1947
1935
1961