Loose-leaf paper notes and/or sketches relating to quadrangle maps of the same name, by Hugh Houghton of the New Jersey Geological Survey, or other field personnel including Ron Parker of the USGS, from various dates in the 1980s.
Summary
Loose-leaf paper notes and/or sketches relating to quadrangle maps of the same name, by Hugh Houghton of the New Jersey Geological Survey, or other field personnel including Ron Parker of the USGS, from various dates in the 1980s.