THROOP RM 1 Coordinates: N 41.435717° W 75.626016° Location: Pennsylvania Lackawanna County Scranton Quad Elevation: Unknown Type: Reference Mark Disk Setting: Square Concrete Monument Year Established: 1959 Established By: NGS Status: Recovered Condition: Good as of August 19, 2003 View larger map View Google map Zhanna’s report Rich’s report For more information, see: THROOP NGS Reference Mark Disk THROOP RM 1 RM 1 was buried. For more information, see: THROOP NGS Reference Mark Disk THROOP RM 1 GPSr and the reference mark. Orientation view. Reference mark indicated. Zhanna at station mark. Initially revealing the mark. Woodchucks covered it well.