There was 193,000 railroad tracks by the 1900s and it connected a lot of the United States and was fast and efficient because it could move a lot of products at one time. a man looks after the railroads and the train car,
The railroads were made out of steel making the steel companies a lot of profit because their were so many railroads being put together. A man is about to go to work the steel company.
a man gets ready to get oil out of the mine. Oil transportation to get to the east coast used the railroads to transport made the oil companies more profit.