Columbia subject headings:
Channing, William Ellery, 1780-1842. Letter to the Rev. Samuel C. Thacher.
Unitarianism.
Harvard subject headings:
Channing, William Ellery, 1780-1842. Letter to the Rev. Samuel C. Thacher
Congregational churches--Doctrines
Unitarianism--Controversial literature.
Princeton subject headings:
Channing, William Ellery, 1780-1842. A letter to the Rev. Samuel C. Thatcher ...
Unitarianism.