1) Adams, John Quincy, 1767-1848, 6th president of the U.S.
2) Adams, John Quincy, 1825-1881, author of Baptists, The Only Thorough Religious Reformers
3) Adams, John Quincy, 1849-1940, librarian who wrote A History of Auburn Theological Seminary, 1818 1918
4) Adams, John Quincy, 1891-, author of His Apocalypse
Do not combine J.Q. Adams, who is a different author, with John Quincy Adams.