
Crick and Watson's DNA Molecular Model
1953
1953
1969-1970
1969
1953
1976-1979
1963
1960
(1962); 1982
1959
1969
1976
1984-1986
1988
1830 (original); 1967 (model)
circa 1956-1959
1980
1970
1971
1968
1955
1955
circa 1960-1970
circa 1960-1970
1957
1962
circa 1960
1957
1971
1973-1983
1989
1975
1968-1985
1969
1975-1985
1961
circa 1955
1979
1955-1965
1960
1965
1951
1965-1975
1970-1985
1973-1983
1970-1981
1970-1981
1957
1957
1955
1975