HELLERTOWN, Pa. — A grist mill built in 1761 and its park in Northampton County joined the likes of the Washington Monument and Pearl Harbor in its recent addition to a nationwide list of historic locations.
The Heller-Wagner Grist Mill, located at 150 W. Walnut St. in Hellertown, is now officially part of the National Register of Historic Places, according to the Hellertown Historical Society.
The register, overseen by the National Park Service, recognizes the site’s architectural, cultural and historical significance dating back to the mid-18th century, the society said in a…