The United Mine Workers was in turmoil by this time.

From 1973 to 1977, he was assistant to the president of the United Mine Workers.

The company picked a union for the miners, and it was the United Mine Workers.

The small operation involved about 170 employees, who were not members of United Mine Workers.

The United Mine Workers won an eight-hour day in 1898.

Many of the company's employees were members of the United Mine Workers.

He later helped found the United Mine Workers in 1890.

The United Mine Workers had been formed as an industrial union.

He became a part time recording secretary for the United Mine Workers.

The first local union of the United Mine Workers was established in 1908.