found: Franklin, W. B. March to South Pass, 1979 (a.e.)t.p. (Frank N. Schubert; Historical Div., Office of Admin. Services, Office of Chief of Engineers)
found: His Building air bases in the Negev, 1992:CIP t.p. (Frank N. Schubert) data sheet (b. 6-3-43)
found: OCLC, Aug. 18, 2009(hdgs.: Schubert, Frank N., Schubert, Frank Nicholas & Schubert, Frank Nicholas, 1943- ; usage: Frank N. Schubert & Frank Nicholas Schubert)
found: Hungarian borderlands, 2011:t.p. (Frank N. Schubert)
found: Defense Technocal Information Center website, July 13, 2016(Frank N. Schubert; author of Hungarian borderlands and Building air bases in the Negev; PhD, Univ. of Toledo, 1977; M.A., Univ. of Wyoming, 1970; Vietnam veteran; most of his published work has been on North American frontier exploration, black soldiers in the US Army, and military construction)
found: Schubert, Frank N. Történelmi látkép egy nyugat-magyarországi kávéházból, 2016:p. 5 (Dr. Frank N. Schubert)
