The Baptist contribution [by] W. Rauschenbusch.
The Congregationalist conribution [by] W. Walker.
The Friends' contribution [by] O.E. Janney.
The Jewish contribution [by] H.G. Enelow.
The Methodist contribution [by] L.M. Lounsbury.
The Presbyterian contribution [by] P.M. Strayer.
The Reformed church's contribution [by] W.E. Griffis.
The Unitarian contribution [by] L.W. Mason.
The Universalist contribution [by] I.M. Atwood.
The religious radicals' conribution [by] E.D. Mead.