"Map covers the Delaware River from Bristol, PA to Florence, NJ" "scale: 1 inch = 400 feet Condition: Good Map includes soundings, mean low water line, the 6 12 18 20 24 30 and 36 feet curve of depth, approved pierhead and bulkhead lines, stations, and probings. Locations on the map include Florence, Money Island, Bristol, Burlington Island, disposal areas and railroads are shown. Map includes a table of probings number 51-60"