
Crick and Watson's DNA Molecular Model
1953
1953
1953
1952-3
1830 (original); 1967 (model)
1954
1953
1953
1953
1954
circa 1953
1952
1954
1952
1954
1952
1954
1952
1953
1955; 1830
1954
May 1953
2000-100 BCE
1903 (original); 1982 (model)
circa 1953
1953
1954
1952
1954
1839 (original); circa 1988 (replica)
1953
1954
1953
1952
1952
1954
1954
1954
1952
1954
circa 1953
1954
1954
1990-96
4000-2001 BCE
1990-95
1952
1953
2800 BCE
circa 3000 BCE
1953