On a remote, rocky hill along the Wallkill River, the Kittatinny Limestone is interspersed with thick bands of blue-gray chert, perfect for making the gun-flints that powered the Revolutionary War. ( Ron Dupont) A spark from the black dirt Henry Wisner was a worried man. The Florida, NY, native was serving in the Second Continental Congress in Philadelphia. As... Yonder 13 Jul 2026 | 11:55