
Crick and Watson's DNA Molecular Model
1953
1953
1953
1948-1953
1955
1957
1942
1960
circa 1956-1959
1945-1955
1964
1947-1958
1955
1955
1949
1955
1951-1953
(1962); 1982
1945
1945-1948
1960
1830 (original); 1967 (model)
1951
1949
1949
1951
1950
1948-1953
1963
1950
1960
1952-3
1948-1950
1947
1961
circa 1955
1950-1960
1950-1960
circa 1942
1958
1962
1956
1945
1950-1960
1950-1960
1950-1960
1955
1947
1955
1965
1955-1965