A topographical map of Kittatinny Valley and Mountain in Sussex County and the northern part of Warren : from original surveys and levelings, based on the triangulation of the U.S. Coast and Geodetic Survey
Relief shown by contour lines and spot heights. Contour interval 20 feet. At top margin: Geological Survey of New Jersey. Atlas sheet no. 1 (Kittatinny). "Surveys made in 1884, railroads revised to date." Historic Maps copy has ms. additions in red pencil.