Technology Timeline


Abacus
1300 BC

Astrolabe
220 - 150 BC

Da Vinci's Calculator
1502

Slide Rule
17th Century

Napier's Bones
1617


Pascal's Arithmetic Machine
1642

Step Reckoner
1694

Jacquard's Loom
1804

Difference Machine
1820s-30s

Analytical Engine
1871


Hollerith Machine
1890

Turing Machine
1936

ABC
1939

Zuse Z3
1941

Colossus MK II
1943 - 1945


EDVAC
1944

Harvard Mark I
1944

ENIAC
1945

EDSAC
1947

Baby
1948


BINAC
1949s

Mainframe Computer
1950s

UNIVAC
1951

FORTRAN
1956

COBOL
1959


Integrated Circuit
1959

Mini Computer
1960s

Transistor
1962

BASIC
1964

PASCAL
1970


Intel 4004
1971

Microprocessor
1971

UNIX
1971

C
1972

Smalltalk
1972


Altair Computer
1974

CP/M
1974

Cray Supercomputer
1975

Apple II
1977

IBM PC
1981


Xerox Star
1981

Apple Macintosh
1985

C++
1985

NeXT
1985

Linux
1991