Columbia subject headings:
American Unitarian Association--Clergy--Political activity--Registers.
Communism and religion--United States--Registers.
Rabbis--Political activity--United States--Registers.
Harvard subject headings:
Clergy--United States--Political activity.
Rabbis--United States.
Unitarians--Clergy.
Princeton subject headings:
Clergy--United States.
Rabbis--United States.
Unitarian Universalist churches--United States--Clergy.