A twisted piece of wire with sharp points, or barbs, along it

A time of rapid growth

A place where two or more rail lines meet

Natural oil

First major oil well in Texas, it spurred urbanization in Texas

An economic system in which people are free to buy and sell goods and services with little control by the government

To make or process goods, especially by machine

A line of workers who put together just one part of each product riding on a moving platform past the workers who stay in place

One of Texas' best known cattle ranchers; he helped grow the cattle industry in Texas

A settler that helped to grow the cattle industry in Texas and his King Ranch is still in the cattle business today