TY - RPRT TI - Two preliminary aeromagnetic maps of the New Jersey highland area, covering Franklin Furnace, Stanhope, Dover, Chester, and Mendham quadrangles and parts of Hamburg and Newton East quadrangles, New Jersey AU - J. R. Henderson PY - 1953 DO - 10.3133/ofr53117 UR - https://pubs.usgs.gov/publication/ofr53117 ID - ofr53117 ER -