found: NUCMC data from Univ. of Virginia Lib. for Bocock, T.S. Papers, 1760-1897(Holt, Joseph, 1807-1894)
found: LC data base, 4-27-89(hdg.: Holt, Joseph, 1807-1894)
found: WWWA, Hist. Vol.:p. 257 (Holt, Joseph, 1807-1894; lawyer; U.S. postmaster general, 1859-1861; appted. sec. of war in 1861; judge advocate genl. of U.S. Army, 1862-1865)
found: OCLC data base, 1997 Oct 6(usage: Joseph Holt; J. Holt; Judge Holt; Judge Advocate General Holt)
found: West Kentucky Corp. WWW Home page, July 18, 2002:Civil War monuments, 20, Joseph Holt Monument (appointed by Buchanan as Commissioner of Patents in 1857)