21 GCA § 60507
Designation of Coordinate Reference Point
View official PDF ↗The principal reference point for the use of coordinates in connection with the Guam Geodetic Triangulation Net is the intersection of East Longitude 144° 44' 55.52" and North Latitude 13° 20' 20.87".
Reconstructed from the Guam Code Annotated. For the authoritative version, see the official PDF.