
Phillip's Economic Computer
1949
1949
1946
1945
1839 (original); circa 1988 (replica)
1949
1945
1948
1946
1948
1947
1947
1945
1946
1948
1948
1948
1949
1946
1946-1948
1946
1955; 1830
1949
1938 and 1951
2000-100 BCE
1945-1948
1949
1948
1990-96
circa 1945
1830 (original); 1967 (model)
1949
1947
1947
1948
1948
1948
1949
1801-1892 (prepared); 1946 (element replaced)
1948
1947-1948
1946-1948
circa 1947
1903 (original); 1982 (model)
1952-3
1947
1945-1946
4000-2001 BCE
1949
1990-95
1948