New Jersey. Department of Conservation and Development. Division of Geology and Topography. Atlas Sheet 25 (1933) New Jersey Geological Survey. Relief shown by 10 or 20 feet contour interval. Depth shown by fathoms in feet at low tide. Title was not given. Region covered: Morris and Sommerset counties. Original survey, 1883-4. Principal features revised, 1917, 1928. Original survey and revisions to 1917 made under direction of C. C. Vermeule, Topographer. Revision of 1928 by L. P. Plummer, Topographic Engineer. Trap rock and limestone deposits were hand drawn with color pencil.
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