Trade unionism and the American social order / S.M. Lipset -- Knights of Labor versus American Federation of Labor / G.N. Brob -- The carpenters: a case in point / R. Christie -- Socialism and the American labor movement / J. H. M. Laslett -- The origins of Western working class radicalism / M. Dubofsky -- Voluntarism: the political functions of an anti-political doctrine / M. Rogin -- The expansion of the American labor movement: institutional sources of stimulus and restraint / D. Brody -- Unions and the Black community / R. Marshall.