Columbia subject headings:
Machen, J. Gresham (John Gresham), 1881-1937--Bibliography.
Machen, J. Gresham (John Gresham), 1881-1937.
Orthodox Presbyterian Church--History.
Presbyterian Church--United States--History.
Presbyterianism--History.
Harvard subject headings:
Machen, J. Gresham (John Gresham), 1881-1937--Bibliography.
Machen, J. Gresham (John Gresham), 1881-1937.
Orthodox Presbyterian Church--History.
Orthodox Presbyterian Church--Missions.
Presbyterianism--History.
Princeton subject headings: