U
United States. Coal commission
6 works on record
Works
[Reports and accompanying papers. 1923]
[Reports and accompanying papers. 1923]
Labor relations in the anthracite industry
Labor relations in the anthracite industry
The campaign of the United mine workers of America against open shop mines in Northeastern Kentucky to extend the domination of its monopoly and in aid of its strike against the public in 1922
The campaign of the United mine workers of America against open shop mines in Northeastern Kentucky to extend the domination of its monopoly and in aid of its strike against the public in 1922
Outlaw strikes in the anthracite fields
Outlaw strikes in the anthracite fields
Comparative efficiency of labor in the bituminous coal industry under union and non-union operation
Comparative efficiency of labor in the bituminous coal industry under union and non-union operation
Union rules and practices
Union rules and practices