Module 2 Lesson One Assignment 1
Christopher Sholes -- The Typewriter
The typewriter created an efficient way of writing/typing. It was so successful in fact, that it made millions of dollars and allowed women to enter the work force as typists. In 1910, 81% of typists were females, a respectable job for an unwed woman at the time.
Picture is of an early typewriter
Alexander Graham Bell -- The Telephone
Alexander Graham Bell's telephone worked by transmitting sound through an electrical signal. This created an easy way to communicate with others in real-time. He then went on to set up the Atlantic Telephone and Telegraph Company, now known as AT&T.
Picture is of an early telephone.
George Eastman -- The Camera
Eastman invented the handheld camera and called it a Kodak. He also patented film in roll form. It is because of Eastman that we have cameras everywhere nowadays.
Picture is of an early Kodak Camera.
Thomas Edison -- The Lightbulb
Edison invented a numerous amass of inventions. The most prominent being the first effective and commercially successful lightbulb. There were lightbulbs before his, but they didn't last well. Edison, through trial and error, made a long-lasting lightbulb, sealing his fate as one of the greatest inventors of all time.
Picture is of Edison holding a lightbulb.
George Westinghouse -- AC vs DC Electrical Current
Westinghouse is credited for helping develop Alternating Current. AC , compared to DC, is safer and travels a farther distance. They are both extremely important but, Nikola Tesla is credited with the actual invention of AC and Edison can be credited with a lot of work with Direct Current.
Pictures are of Edison, Tesla, and Westinghouse (respectively)
William Kelly & Henry Bessemer -- The Bessemer Process
The Bessemer Process took the impurities out of steel by blasting air through molten steel. This was the first inexpensive industrial process for producing steel.
Picture is of the parts of the Bessemer Process.