The north could transport war supplies and soldiers
the advantages of the railroad were that it provided quicker transportation to people
the railroad
railroad
Refrigerated railroad cars.
The railroad.
The invention of the steam engine and the railroad systems.
The invention of the standard gauge made a network of railroad lines possible.
Bridges
The railroad train and the telegraph
Prior to the invention of railroads, most city people lived near where they worked.
The automobile
Railroad.(: