
Crick and Watson's DNA Molecular Model
1953
1953
1953
1969-1970
1969
1988
1964-1970
1976-1979
1955
1957
1960
circa 1956-1959
1984-1986
1989
1960-1969
1974
1964
1976
1973-1983
1955
1979
1955
1955
1951-1953
(1962); 1982
1982
1970-1981
1960
1967
1830 (original); 1967 (model)
1951
1978
1960-1970
1951
1950
1960-1990
1964-1988
1963
1950
1960
1970-1971
1976
1952-3
1968-1985
1950-1969
1961
1980
1975
circa 1955
circa 1972
1950-1960