Author
Silver Bow Trades and Labor Assembly (Mont.)
3
Metal Trades Council of Butte (Mont.)
2
Montana State Federation of Labor
2
Montana World War Veterans, Inc
2
National Minority Movement (Great Britain)
2
Red International of Labor Unions. British Section
2
State Metal Trades Council (Mont.)
2
Centralna Rada Związków Zawodowych w Polsce
1
Clyde Workers' Committee
1
Red International of Labor Unions
1
Red International of Labor Unions. British Bureau
1
Scottish Workers' Committees
1
Shop Stewards' and Workers' Committee Movement (Great Britain)
1