
Phillip's Economic Computer
1949
1949
1950
1949
1839 (original); circa 1988 (replica)
1950
1950
circa 1950
1938 and 1951
2000-100 BCE
circa 1950
1949
1950
1955; 1830
1949
1990-96
circa 1950
circa 1950
1950
1950
1949
1949
1950
1950
1952-3
4000-2001 BCE
1950
1950
1903 (original); 1982 (model)
1830 (original); 1967 (model)
1949
1950
circa 1950s
1990-95
1888; 1984
2050-1750 BCE
1950
1949
1879 (1956)
1985-11
1949
1949
1960-1979
6000-5000BCE
1979-80
1950
circa 1950
circa 1950
circa 1950
30 CE
30 CE