331.88
    Fon
      H
            Foner , Philip Sheldon , 1910 - History of the labor movement in the United States : from colonial times to the founding ot the American Federation of Labor .--New York : International , 1947 . 576  p. : 21 cm . "Reference notes" : p . 525-543 . 1. MOVIMIENTO OBRERO-HISTORIA 2. SINDICATOS-V. S . I . t.