-
2500 BCE
Pyramids
Egyptian pyramids were built -
200
Romans
Romans made the first road system that was 44000 miles. -
Period: 500 to
Notre Dame
Was being built during this time period -
Period: Jan 1, 1382 to Jan 1, 1458
Mariano di Iacapo
made 2 books of drawing of mechanical devices -
Jan 1, 1425
Wooden type
it was being used to have carvings -
Jan 1, 1426
Gutenberg
began printing -
Period: to
Steam Engine
Developed by Newcomen and John Calkey -
Period: to
Clocks
Developed to have time work accurately under certain conditions climate by John Harrison -
Period: to
Water Frame
used to make cotton into threads -
Period: to
Robert Fulton
Developed the steamship first -
Period: to
Early Railroad System
powered by steam for quicker transportation -
Period: to
Telegram
Was developed by scientists -
Period: to
First Transcontinental Railroad
-
First Theoretical Understanding of Electricity
-
Light bulb was made
-
1st Lighting System
-
Monotip and Linotype
-
Period: to
David Sarnoff
He became president of RCA and helped people realize the importance of radios. -
A/C Became Primary Electrical Distribution
-
1st Controlled Plane
-
Ford was Introduced
-
Almost all American Has a Car
-
RCA
They created the 1st radio station -
Radio
over 600 stations were broadcast over radio waves -
Computers
they were starting to to make computer -
Computer's Are Commercially Impotant
-
Transistors
they were being made this year -
CRV
experimental CRV became commercially important -
RRC
They delivered the first UNIVAC 701 -
IMB
IMB introduced IMB701 -
Computer's Became Commercially Important
-
Circuits
Integrated circuits were made
