Before revision: Ranging rod and Offset rod Ranging Rod is an surveying instrument used for marking the position of stations and for sightings of those stationsRanging rods in dictionary URL well as for ranging the straight lines.
After revision: Ranging rod and Offset rod Ranging rod is an surveying instrument used for marking the position of stations and for sightings of those stationsRanging rods in dictionary URL well as for ranging the straight lines.