1912/1931 – New Jersey Geological Survey – Geologic Map of New Jersey
1910-1912 – J. Volney Lewis and Henry B. Kummel, Revised 1931 – H. B. Kummel
New Jersey Department of Conservation and Economic Development, Division of Geology and Topography, Atlas Sheet 40
Scale: 1:250,000 (approx.. 4 miles to 1 inch)
Tag – NJ
File – 1931-NJ-1912-NJGS-Geologic-Map-utexas.jpg
