New Jersey. Department of Conservation and Development. Division of Geology and Topography. Atlas Sheet 30 (1934) New Jersey Geological Survey. Relief shown by 10 ft. contour interval and spot heights. Depths shown by 10 ft contour interval at low tide and soundings. Title is not given. Region covered: parts of Gloucester and Salem counties. Original survey 1887, principal culture revised 1910, 1926,1934. Original survey and revisions to 1910 made under direction of C. C. Vermeule, Topographer. Revision of 1934 by L. P. Plummer, Topographic Engineer.