1909 Road Map of the State of New Jersey From Original Surveys of the N.J. Geological Survey based on Triangulation of the US Coast and Geodetic Survey
The State of New Jersey: Surface Geology Map Showing Soils of the Glacial Drift of Northern New Jersey and Approximate Bounds of the Pine and Oak Lands of Southern New Jersey.
Apgar, Ellis A. Outline Map of New Jersey for Schools. 1872. State Superintendent of Public Instruction. https://mapmaker.rutgers.edu/NJ_1872.jpg Accessed 2022.