BOUNDARY MON 166 RM 1
Spatial/elevation data
| Coordinates | N 31.866049° W 112.771073° (estimate) |
| Elevation | Unknown |
| Location | Arizona
Pima County South of Lukeville Quad |
Mark description
| Type | Reference Mark Disk |
| Setting | Unknown Setting |
| Monumented | 1936 by International Boundary and Water Commission |
Narrative and photographs
For more information about this reference mark, see its parent mark BOUNDARY MON 166 MX US.