The city has a long history as an industrial center for Virginia.
The town is now an important industrial center with a population of about half million.
In the 20th century it became an important industrial center.
Atlanta soon became the industrial and commercial center of the South.
"That changed during the 40's when it became an industrial center."
The town used to be an important industrial center in Soviet times.
It is an important industrial center, with a population of 50,000.
The district is significant for being an early commercial and industrial center.
Since the 1860s, the town began to turn into an industrial center.
The post later became an important industrial center for the region.