Immigration and labor; the economic aspects of European immigration to the United States H Social sciences (General)
Annual report of the Bureau of industries for the province of Ontario [1882]-1917 .. H Social sciences (General)
Die rechtlich-geschichtliche entwickelung des grundbesitzes und die sozial-wirtschaftliche lage der bauern in Rumänien .. H Social sciences (General)
Decisions of the United States Railroad Labor Board with addenda and interpretations H Social sciences (General)
Biennial report of the Industrial Welfare Commission of the State of California H Social sciences (General)
