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Transcript of New Technology
Operators of the new railroad lines needed a new time plan that would offer a uniform trail schedule for departures and arrivals. For standard time zones for the continental United States.
A device used for speaking to others from far distances. Older phones had a rotor on it.
A system for transmitting messages from a distance along a wire, especially one creating signals by making and breaking an electrical connection. Then writing it down and delivering it.
How did trains communicate?
The first train brakes were very simple. To stop the train, you blew a certain pattern with the engine whistle and brakemen would jump from carriage to carriage setting handbrakes. The brake pipe was connected to an air cylinder on each carriage, which pulled on the handbrake chain when the brake pipe was pressurized.
They used telegrams
A train route across the United States. Going from Omaha Nebraska to Sacramento California.
An early sound-reproducing machine that used cylinders to record as well as reproduce sound.
Thomas Edison created the light bulb so that they could get light without having to burn candles.
The Light Bulb
An electric current that reverses its direction many times a second at regular intervals, typically used in power tools.
An apparatus using or applying mechanical power and having several parts, each with a definite function and together performing a particular task
Manufacturing of steel
The first inexpensive industrial process for the mass production of steel from molten pig iron before the development of the open hearth furnace.