
Phillip's Economic Computer
1949
1949
1839 (original); circa 1988 (replica)
1949
1950
1950
circa 1950
1950
circa 1950
1949
1950
1955; 1830
1949
1938 and 1951
2000-100 BCE
1949
1990-96
1830 (original); 1967 (model)
circa 1950
circa 1950
1949
1950
1950
1950
1950
1949
1950
1903 (original); 1982 (model)
1952-3
1950
4000-2001 BCE
1949
1950
1990-95
1950
1949
1976; 1776
1949
circa 1950
1950
1949
1949-11-21
1949
1949
1949-11-18
1950-08-15
1950-03-27
1963-01
1950-04-24
1950-01-03
1949-11-12