'Transport workers Ohio Dayton' in subject Correspondence in subject [X]
United States. National Labor Relations Board -- Correspondence in subject [X]
St. John Transportation Company -- Employees in subject [X]
Labor unions -- Ohio -- Dayton -- History -- 20th century in subject [X]
Transport workers -- Ohio -- Dayton in subject [X]
Membership lists in subject [X]
Amalgamated Transit Union. Local 1456 (Dayton, Ohio) -- Archives in subject [X]