1. History of Radio History of Mass Communication 2. Important Inventions Electricdot and dash telegraph Telephone Wireless telegraph Radio telephone…
Slide 1 Chapter 10: The Flourishing Land Question #1: In 1815, James Madison proposed the need for internal improvements for nationalism. In 1825, John Q. Adams did the same.…
Technology Timeline This is where it all started Paul Williams Technology Timeline 2400 BC-724 2400 BC- Abacus: The abacus, the first known calculator was invented in Babylonia.…