Geological Survey of New Jersey. Atlas Sheet 1 (Kittatinny) (1894) New Jersey Geological Survey. "From original surveys and levelings based on the triangulation of the U.S. Coast and Geodetic Survey." Relief shown by 20 ft. contour interval and spot heights. At top margin: Geological Survey of New Jersey - atlas sheet no. 1 (Kittatinny). Surveys made in 1884, railroads revised to date. 1894