UUnion rules and practicesUnion rules and practicesde Walter Gordon Merritt, United States. Coal commission, General policies committee of anthracite operatorsMateriasCoal minersUnited Mine Workers of AmericaEdiciones (1)Union rules and practices (1923)inglésMás obras de Walter Gordon MerrittStrikes on public utilities
SSome phases of the Federal Industrial Commission reportSome phases of the Federal Industrial Commission report
