Ključna riječ Coal Workers
HD Justice in the Coalfields (1995)

Justice in the Coalfields (1995)

HD Mother Jones, America's Most Dangerous Woman (2007)

Mother Jones, America's Most Dangerous Woman (2007)

HD Mining Review 15th Year No. 5 (1962)

Mining Review 15th Year No. 5 (1962)

AllEps Kanunsuz Topraklar (2021)

Kanunsuz Topraklar (2021)

AllEps Rote Erde (1983)

Rote Erde (1983)