ROON RM 2 Coordinates: N 40.986101° W 73.906538° (estimate) Location: New Jersey Bergen County Yonkers Quad Elevation: Unknown Type: Reference Mark Disk Setting: Rock Outcrop Year Established: 1930 Established By: NGS Status: Not Found Condition: Unknown (Not Found) as of August 10, 2005 View larger map View Google map For more information, see: ROON For more information, see: ROON