Age of information

• This register was used to receive the message "What Hath God Wrought" on the experimental line between Washington, DC and Baltimore, Maryland
An Edison Stock Printer
• As the electric telegraph sped information across the country, bankers and businessmen realized that they could profit from immediate knowledge of stock prices and other crucial data
The Atlantic cable
• In1858 was established to carry instantaneous communications across the ocean. Subsequent cables laid in 1866 were completely successful and compare to events like the moon landing of a century later
A.Bell's telephone equipment
• To the right in this photograph are several of Bell's early experimental telephones. They depended on creating variable electrical patterns in wires as a needle moved up and down in a liquid
A.Bell’s commercial magneto-telephone, 1877
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• This was one of the first telephones on which both transmission and reception were done with the same instrument
Late 19th and early 20th-century telephones
• The earlier telephones have no dials. Dialing a number only became possible after automated equipment was developed to make connections originally handled by human operators
Information Processing devices
• Industrialization in the 19th century made life faster and more complex. To cope with these demands, new means of calculating, sorting and processing information were invented
Progress in Communications
• The advent of the telegraph led to a flood of inventions for communicating information in electrical form
The ENIGMA Machine and Bombe
• Armed forces have always been dependent on communications. During World War II, the German Army and Navy tried to keep their communications secret by using encryption devices...

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