
Crick and Watson's DNA Molecular Model
1953
1953
1953
1949
1948-1953
1942
1950-1952
1945-1955
1952-3
1945
1951
1940
1830 (original); 1967 (model)
1955
1946-1950
1940
1940-1950
1948-1950
1955
1954
1953
1946
1951-1953
1955
1950-1953
1945
1953
1939-1955
1949
1950
1948
1940-1945
1947
1938
1947
1951
1946; 1946
1943
1944
1948-1953
1937
1945
1938
1947
1947
1940
1938
1955
1938
1938
1938