Columbia subject headings:
Labor--Religious aspects--Christianity.
United States--Church history.
Work--Religious aspects--Christianity.
Working class--Religious life.
Harvard subject headings:
Labor--Religious aspects--Christianity
United States--Church history.
Work--Religious aspects--Christianity
Working class--Religious life
Princeton subject headings:
Labor--Religious aspects--Christianity.
United States--Church history.
Work--Religious aspects--Christianity.
Working class--Religious life.