000			01528nam a2200169Ia 4500
008			140223b2004 xxu||||| |||| 00| 0 eng d
020			_a9780816054435 _c0.00
082			_a004 _bWOO
100			_aWoodford, Chris
245			_aHistory of Invention: Communications and Computers
260			_aNew York _bFacts on File _c2004
300			_a96P
500			_aThe Written Word: Writing was invented to Record Events and Information for the Future The Printed Page: Writing by Hand Takes a Long Time. Printing Technology Allowed Information to be Reproduced More Quickly Long-Distance Communication: The History of Mail Services and How Coded Messages were sent by Telegraph Machines The Spoken Word: How the Telephone and Radio have Changed the Way we Communicate with each Other. Recording Sound: The Different Ways Music and Other Sounds are Recorded and Played Back Photography: How Cameras Make Images of the World. Moving Pictures: How Moving Images are Recorded, Transmitted, and Then Replayed. The First Computers: How the First Mechanical Calculating Machines and Electric Computers Worked. Modern Computers: A Look at the Hardware and Software of Modern Computer Technology. Communication Revolution: How the Internet and Other New Forms of Communication Change the way We Live and Work
600			_aGeneral
890			_aUSA
995			_AWOO _B006348 _CITL-LIB _D240.50 _E0 _F049 _G37846 _H0 _I0.00 _J325.00 26% _L20071116 _M02 _UC _W20071228 _XBooks India _ZReference
999			_c46693 _d46693