found: Boswell Engineering Co. Map of the Borough of Dumont, Bergen County, New Jersey, 1983.
found: LC data base, 11-3-84(hdg.: Dumont, N.J.)
found: Rand McNally comm. atlas, 1983(Dumont, in Bergen Co.; inc.)
found: NUCMC data from Rutgers Univ. Libr. for True Dutch Church collection, 1781-1942(Dumont, N.J.)
found: LC man. auth. cd.(hdg.: Dumont, N.J.; town of Schraalenburgh chgd. name to Dumont, after its first mayor, Dumont Clarke, in 1898)
found: GeoNames, algorithmically matched, 2009(ppl; 40°56ʹ26ʺN 073°59ʹ48ʺW)