User:Robert W King/Sandbox: Difference between revisions

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imported>Robert W King
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?? B.C.
B.C.
→ Slamis Tablet
Slamis Tablet


300 B.C. - 500 A.D.
300 B.C. - 500 A.D.
→ Roman Hand Abacus
Roman Hand Abacus


Circla 1200 A.D.
Circla 1200 A.D.

Revision as of 11:49, 21 May 2007

Test of timeline

chicken,chicken,chicken,chicken,chicken,chicken,chicken,chicken chicken,chicken,chicken,chicken,chicken,chicken,chicken,chicken chicken,chicken,chicken,chicken,chicken,chicken,chicken,chicken

B.C.
Slamis Tablet
300 B.C. - 500 A.D.
Roman Hand Abacus

Circla 1200 A.D. → modern Chinese Abacus

?? A.D. → the Codex Madrid written by Leonardo Da Vinci

1642

Pascal invents the Pascaline

1821

Babbage creates the Difference 
Engine No. 1

??

Babbage creates the 
Analytical Engine

1884

Hollerith's Electric 
Tabulating System

1890

Hollerith improves his 
system by adding a 
keyboard

1936-1938

Konrad Zuse creates 
the Z1

1936-1939

Z2

1939-1941

Z3

1943

First Colossus prototype 
by Tommy Flowers

1944

Construction of ASCC, or 
Harvard Mk I by Howard Aiken

1946

ENIAC construction complete
Orders from Churchill to 
destroy all 10 Colossus machines

1951

UNIVAC delivered to the 
census bureau

1952

EDVAC becomes operational

chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken, chicken

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