Columbia subject headings:
Bricklayers--Ohio--Cincinnati.
Wages--Bricklayers--Ohio--Cincinnati.
Harvard subject headings:
Bricklayers--Labor unions
Bricklayers--Ohio--Cincinnati.
Labor unions--Ohio--Cincinnati.
Wages--Bricklayers--Ohio--Cincinnati.
Princeton subject headings:
Bricklayers--Ohio--Cincinnati.
Wages--Bricklayers--Ohio--Cincinnati.