广东外语外贸大学：《国际交流》课程教学资源（PPT课件）mass comm lecture 4（1）pictures

The printing ◆ General history C. Documents and SettingsOwner My Documents General History(printing).htm

The printing  General history C:\Documents and Settings\Owner\My Documents\General History(printing).htm

O The printing press Lever Praise : tacK iAer

The printing press

O Morse telegraph ◆ Samuel Finley breese Morse and his telegraph r

Morse telegraph  Samuel Finley Breese Morse and his telegraph

Box with the Morses Telegraph for provisional stations in use by the Savoia. 1900 TIT

Box with the Morse's Telegraph for provisional stations in use by the Savoia. 1900

The telephone Alexander graham Bell and his 一m图 phone△ lexander Graham Bell and His Telephone. htm

The telephone Alexander Graham Bell and his phoneAlexander Graham Bell and His Telephone.htm

The radio Nikola tesla invented the AC motor and transformer 3-phase electricity and the Tesla Coil. Tesla is now credited with inventing modern radio as well

The radio  Nikola Tesla invented the AC motor and transformer, 3-phase electricity and the Tesla Coil. Tesla is now credited with inventing modern radio as well

@Nikola Telsa

Nikola Telsa

Philo t farnsworth. one of the inventors of television ◆ Philo t. Farnsworth was honored as the inventor of electric 0 television" at the 2002 Emmy Awards telecast

Philo T. Farnsworth , one of the inventors of television  Philo T. Farnsworth was honored as "the inventor of electric television" at the 2002 Emmy Awards telecast