Iron Mine Trails: A History and Hiker's Guide to the Historic Iron Mines of the New Jersey and New York Highlands. Edward Lenik. New York New Jersey Trail. -History & hikers guide to the historic 18th and 19th century iron mines of the NJ/NY Highlands by archeologist Edward Lenik. Over 40 mines in Bergen & Passaic Counties NJ and Orange & Rockland Counties, NY. Many illustrations, photos + maps.