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Elijan McCoy made the lubricting cup in 1876. the lubricting cup used dripping oil to keep the parts of the train moiving smoothly

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Henry Bessemer invented the

Bessemer Process in 1856.

Steel could be made quickly and

cheaply. He was an Engilsh

inventor that found a fast, cheap way

to change iron into steel. The Bessemer

process has changed the American industry

by having bridges and machines in factories

were also made of steel. This was important

because steel was much stronger than iron.

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Thomas Edison invented phonograph in 1877 poeple could hear

music and other sounds on records. People hear music clearly. If they had a good record

player. It was entertainment.

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Alexander Graham Bell invented the Telephone in 1876.

people could talk with each other over long distances.

Before the telephone people had to send notes and it took

a long time. So telephones make it way easier and faster with

a phone. people can here your voice over the phone so that

help them to know you are ok like in notes they dont know

if you are lieing about if you,re ok but if your talking to them

then you could here if they really are.

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Cyrus W. Field invented the telegraph in 1837.

In 1866 Cyrus w. laid the first telegraph cable

across the Atlantic Ocean. The under water

cable made it easy to send messages quickly

between the United States and Europe. The

telegraph could not send sounds made by the

human voice.

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Thomas Edison:invented the electric light bulb in 1879.

It made life easier by lighting peoples homes, schools,

offices, and streets. To use electric light bulbs, a large supply of electricity was needed. Power plants that produced electricity were invented.

Electricity became the most important form of energy for homes and factories.