- COORDINATES: 40.753168, -75.601513
- COUNTY: Northampton
- DISTANCE TO NEXT: Lehigh Gap -2 (This is an unusual reference. Rather than a "next town," this line references the water gap where the Lehigh River cuts through Blue Mountain
- EXPLANATION OF NAME: Named From Walnut Trees In Vicinity
- FOUNDED: 1800
- MANUFACTURER: This information is undetermined
- STATUS: Marker was known only from a poor photo in one of Clair Clawser's many books, but Google Earth confirmed it there in 2013.
September 2013 Google Street View image
September 2013 Google Street View image
Main Street at Lehigh Street where Main crosses the old canal.
Original location was likely along PA Route 145 south of town