Answer and defence of Patrice de Janon, late professor of Spanish at West Point, to the report and statements to the President of the United States, July 16, 1864 - Janon, Patrice de.; Delafield, Richard, 1798-1873.; YA Pamphlet Collection (Library of Congress) (Washington, D.C., McGill & Witherow, Printers, 1864)